56550570 has 64 divisors (see below), whose sum is σ = 139345920. Its totient is φ = 14683968.

The previous prime is 56550563. The next prime is 56550601. The reversal of 56550570 is 7505565.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 253479 + ... + 253701.

It is an arithmetic number, because the mean of its divisors is an integer number (2177280).

Almost surely, 2^56550570 is an apocalyptic number.

56550570 is an abundant number, since it is smaller than the sum of its proper divisors (82795350).

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

56550570 is a wasteful number, since it uses less digits than its factorization.

56550570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419.

The product of its (nonzero) digits is 26250, while the sum is 33.

The square root of 56550570 is about 7520.0113031830. The cubic root of 56550570 is about 383.8359623798.

The spelling of 56550570 in words is "fifty-six million, five hundred fifty thousand, five hundred seventy".