Here are the facts voted as the top ten listed here in reverse order:
9/ 153, 370, 371 and 407 are all the "sum of the cubes of their digits". E.g. 153= 13 + 53 + 33
8/ FOUR ... is the only number in the English language to have the same number of letters as the number itself.
7/ If you divide any square number by 8 you get a remainder of 0, 1 or 4.
6/ There are 12,988,816 different ways to cover a chess board with 32 dominoes.
5/ 692 = 4761 and 693 = 328509. These two answers use all the digits from 0 to 9 between them.
4/ You can chop a big lump of cheese into a maximum of 93 bits with 8 straight cuts. (See The Perfect Sausage for the relevant formula.)
3/ 8 is the only cube that is 1 less than a square.
2/ 10,112,359,550,561,797,752,808, 988,764,044,943,820,224,719 × 9
= 91,011,235,955,056,179,775,280,898,876,404,494,382,022,471
(The 9 at the end has moved to the front!)
1/ FORTY ... is the only number in the English language to have all its letters in alphabetical order.
