63625256 has 8 divisors (see below), whose sum is σ = 119297370. Its totient is φ = 31812624.

The previous prime is 63625249. The next prime is 63625273. The reversal of 63625256 is 65252636.

It can be written as a sum of positive squares in only one way, i.e., 63457156 + 168100 = 7966^2 + 410^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3976571 + ... + 3976586.

Almost surely, 2^63625256 is an apocalyptic number.

It is an amenable number.

63625256 is a deficient number, since it is larger than the sum of its proper divisors (55672114).

63625256 is a wasteful number, since it uses less digits than its factorization.

63625256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7953163 (or 7953159 counting only the distinct ones).

The product of its digits is 64800, while the sum is 35.

The square root of 63625256 is about 7976.5441138378. The cubic root of 63625256 is about 399.2177545607.

The spelling of 63625256 in words is "sixty-three million, six hundred twenty-five thousand, two hundred fifty-six".