56700732 has 24 divisors (see below), whose sum is σ = 144329472. Its totient is φ = 17182000.

The previous prime is 56700719. The next prime is 56700733. The reversal of 56700732 is 23700765.

It is a self number, because there is not a number n which added to its sum of digits gives 56700732.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56700733) 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, 214644 + ... + 214907.

It is an arithmetic number, because the mean of its divisors is an integer number (6013728).

Almost surely, 2^56700732 is an apocalyptic number.

It is an amenable number.

56700732 is an abundant number, since it is smaller than the sum of its proper divisors (87628740).

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

56700732 is a wasteful number, since it uses less digits than its factorization.

56700732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429569 (or 429567 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 56700732 is about 7529.9888446133. The cubic root of 56700732 is about 384.1754027236.

The spelling of 56700732 in words is "fifty-six million, seven hundred thousand, seven hundred thirty-two".