56158916 has 48 divisors (see below), whose sum is σ = 112831488. Its totient is φ = 24208800.

The previous prime is 56158913. The next prime is 56158951. The reversal of 56158916 is 61985165.

56158916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (56158913) by changing a digit.

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, 213401 + ... + 213663.

It is an arithmetic number, because the mean of its divisors is an integer number (2350656).

Almost surely, 2^56158916 is an apocalyptic number.

It is an amenable number.

56158916 is an abundant number, since it is smaller than the sum of its proper divisors (56672572).

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

56158916 is a wasteful number, since it uses less digits than its factorization.

56158916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512 (or 510 counting only the distinct ones).

The product of its digits is 64800, while the sum is 41.

The square root of 56158916 is about 7493.9252731796. The cubic root of 56158916 is about 382.9477940145.

The spelling of 56158916 in words is "fifty-six million, one hundred fifty-eight thousand, nine hundred sixteen".