63631552 has 28 divisors (see below), whose sum is σ = 126598680. Its totient is φ = 31732736.

The previous prime is 63631541. The next prime is 63631567. The reversal of 63631552 is 25513636.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28824 + ... + 30952.

Almost surely, 2^63631552 is an apocalyptic number.

It is an amenable number.

63631552 is a deficient number, since it is larger than the sum of its proper divisors (62967128).

63631552 is a wasteful number, since it uses less digits than its factorization.

63631552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2608 (or 2598 counting only the distinct ones).

The product of its digits is 16200, while the sum is 31.

The square root of 63631552 is about 7976.9387612041. The cubic root of 63631552 is about 399.2309222462.

The spelling of 63631552 in words is "sixty-three million, six hundred thirty-one thousand, five hundred fifty-two".