56277844 has 12 divisors (see below), whose sum is σ = 112555744. Its totient is φ = 24119064.

The previous prime is 56277821. The next prime is 56277853. The reversal of 56277844 is 44877265.

56277844 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 56277844.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1004934 + ... + 1004989.

Almost surely, 2^56277844 is an apocalyptic number.

It is an amenable number.

56277844 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56277844 is a wasteful number, since it uses less digits than its factorization.

56277844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2009934 (or 2009932 counting only the distinct ones).

The product of its digits is 376320, while the sum is 43.

The square root of 56277844 is about 7501.8560370084. The cubic root of 56277844 is about 383.2179268639.

It can be divided in two parts, 56277 and 844, that added together give a square (57121 = 239²).

The spelling of 56277844 in words is "fifty-six million, two hundred seventy-seven thousand, eight hundred forty-four".