56522128 has 40 divisors (see below), whose sum is σ = 118395200. Its totient is φ = 25985664.

The previous prime is 56522113. The next prime is 56522129. The reversal of 56522128 is 82122565.

It is a self number, because there is not a number n which added to its sum of digits gives 56522128.

It is not an unprimeable number, because it can be changed into a prime (56522129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91003 + ... + 91621.

It is an arithmetic number, because the mean of its divisors is an integer number (2959880).

Almost surely, 2^56522128 is an apocalyptic number.

It is an amenable number.

56522128 is an abundant number, since it is smaller than the sum of its proper divisors (61873072).

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

56522128 is a wasteful number, since it uses less digits than its factorization.

56522128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079 (or 1073 counting only the distinct ones).

The product of its digits is 9600, while the sum is 31.

The square root of 56522128 is about 7518.1199777604. The cubic root of 56522128 is about 383.7716017365.

The spelling of 56522128 in words is "fifty-six million, five hundred twenty-two thousand, one hundred twenty-eight".