56051886 has 16 divisors (see below), whose sum is σ = 122295168. Its totient is φ = 16985400.

The previous prime is 56051861. The next prime is 56051893. The reversal of 56051886 is 68815065.

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, 424570 + ... + 424701.

It is an arithmetic number, because the mean of its divisors is an integer number (7643448).

Almost surely, 2^56051886 is an apocalyptic number.

56051886 is an abundant number, since it is smaller than the sum of its proper divisors (66243282).

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

56051886 is a wasteful number, since it uses less digits than its factorization.

56051886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849287.

The product of its (nonzero) digits is 57600, while the sum is 39.

The square root of 56051886 is about 7486.7807500955. The cubic root of 56051886 is about 382.7043600174.

The spelling of 56051886 in words is "fifty-six million, fifty-one thousand, eight hundred eighty-six".