56155316 has 12 divisors (see below), whose sum is σ = 112310688. Its totient is φ = 24066552.

The previous prime is 56155303. The next prime is 56155361. The reversal of 56155316 is 61355165.

56155316 is an admirable number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

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, 1002746 + ... + 1002801.

It is an arithmetic number, because the mean of its divisors is an integer number (9359224).

Almost surely, 2^56155316 is an apocalyptic number.

It is an amenable number.

56155316 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.

56155316 is a wasteful number, since it uses less digits than its factorization.

56155316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2005558 (or 2005556 counting only the distinct ones).

The product of its digits is 13500, while the sum is 32.

The square root of 56155316 is about 7493.6850747813. The cubic root of 56155316 is about 382.9396110365.

The spelling of 56155316 in words is "fifty-six million, one hundred fifty-five thousand, three hundred sixteen".