56437836 has 48 divisors (see below), whose sum is σ = 162081024. Its totient is φ = 14884416.

The previous prime is 56437783. The next prime is 56437861. The reversal of 56437836 is 63873465.

56437836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

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 15 ways as a sum of consecutive naturals, for example, 24750 + ... + 26933.

It is an arithmetic number, because the mean of its divisors is an integer number (3376688).

Almost surely, 2^56437836 is an apocalyptic number.

It is an amenable number.

56437836 is an abundant number, since it is smaller than the sum of its proper divisors (105643188).

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

56437836 is a wasteful number, since it uses less digits than its factorization.

56437836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51710 (or 51708 counting only the distinct ones).

The product of its digits is 362880, while the sum is 42.

The square root of 56437836 is about 7512.5119633848. The cubic root of 56437836 is about 383.5807327142.

The spelling of 56437836 in words is "fifty-six million, four hundred thirty-seven thousand, eight hundred thirty-six".