56791572 has 24 divisors (see below), whose sum is σ = 132658176. Its totient is φ = 18909888.

The previous prime is 56791561. The next prime is 56791607. The reversal of 56791572 is 27519765.

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, 12333 + ... + 16299.

It is an arithmetic number, because the mean of its divisors is an integer number (5527424).

Almost surely, 2^56791572 is an apocalyptic number.

It is an amenable number.

56791572 is an abundant number, since it is smaller than the sum of its proper divisors (75866604).

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

56791572 is a wasteful number, since it uses less digits than its factorization.

56791572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5167 (or 5165 counting only the distinct ones).

The product of its digits is 132300, while the sum is 42.

The square root of 56791572 is about 7536.0183120797. The cubic root of 56791572 is about 384.3804551807.

The spelling of 56791572 in words is "fifty-six million, seven hundred ninety-one thousand, five hundred seventy-two".