56643260 has 12 divisors (see below), whose sum is σ = 118950888. Its totient is φ = 22657296.

The previous prime is 56643259. The next prime is 56643281. The reversal of 56643260 is 6234665.

56643260 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 (32) 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, 1416062 + ... + 1416101.

It is an arithmetic number, because the mean of its divisors is an integer number (9912574).

Almost surely, 2^56643260 is an apocalyptic number.

It is an amenable number.

56643260 is an abundant number, since it is smaller than the sum of its proper divisors (62307628).

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

56643260 is a wasteful number, since it uses less digits than its factorization.

56643260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832172 (or 2832170 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 56643260 is about 7526.1716695808. The cubic root of 56643260 is about 384.0455584691.

The spelling of 56643260 in words is "fifty-six million, six hundred forty-three thousand, two hundred sixty".