56637552 has 40 divisors (see below), whose sum is σ = 148383360. Its totient is φ = 18612160.

The previous prime is 56637547. The next prime is 56637563. The reversal of 56637552 is 25573665.

It is a self number, because there is not a number n which added to its sum of digits gives 56637552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4902 + ... + 11717.

It is an arithmetic number, because the mean of its divisors is an integer number (3709584).

Almost surely, 2^56637552 is an apocalyptic number.

It is an amenable number.

56637552 is an abundant number, since it is smaller than the sum of its proper divisors (91745808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56637552 is a wasteful number, since it uses less digits than its factorization.

56637552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16701 (or 16695 counting only the distinct ones).

The product of its digits is 189000, while the sum is 39.

The square root of 56637552 is about 7525.7924499683. The cubic root of 56637552 is about 384.0326578128.

The spelling of 56637552 in words is "fifty-six million, six hundred thirty-seven thousand, five hundred fifty-two".