56156572 has 12 divisors (see below), whose sum is σ = 98329000. Its totient is φ = 28062576.

The previous prime is 56156567. The next prime is 56156599. The reversal of 56156572 is 27565165.

56156572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8443 + ... + 13549.

Almost surely, 2^56156572 is an apocalyptic number.

It is an amenable number.

56156572 is a deficient number, since it is larger than the sum of its proper divisors (42172428).

56156572 is a wasteful number, since it uses less digits than its factorization.

56156572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7860 (or 7858 counting only the distinct ones).

The product of its digits is 63000, while the sum is 37.

The square root of 56156572 is about 7493.7688782081. The cubic root of 56156572 is about 382.9424660264.

The spelling of 56156572 in words is "fifty-six million, one hundred fifty-six thousand, five hundred seventy-two".