3626

3626 = 2 x 7 x 7 x 37.

3626 is 24442 in base 6.

3626 is the smallest nonnegative number that is the sum of three squares in exactly 23 ways (A000437).

3626 is a member of the Fibonacci-like sequence beginning with 1 and 9 (A022099).

3626 is the center element of a series of five successive non-squarefree numbers (A188296).

3626 has a representation as a sum of two squares: 3626 = 35² + 49².

3626 divides 31¹² - 1.

Source: What's Special About This Number?