56864572 has 12 divisors (see below), whose sum is σ = 99652840. Its totient is φ = 28392336.

The previous prime is 56864569. The next prime is 56864573. The reversal of 56864572 is 27546865.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56864573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6663 + ... + 12574.

Almost surely, 2^56864572 is an apocalyptic number.

It is an amenable number.

56864572 is a deficient number, since it is larger than the sum of its proper divisors (42788268).

56864572 is a wasteful number, since it uses less digits than its factorization.

56864572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19980 (or 19978 counting only the distinct ones).

The product of its digits is 403200, while the sum is 43.

The square root of 56864572 is about 7540.8601631379. The cubic root of 56864572 is about 384.5450791329.

The spelling of 56864572 in words is "fifty-six million, eight hundred sixty-four thousand, five hundred seventy-two".