56047164 has 48 divisors (see below), whose sum is σ = 141867936. Its totient is φ = 17152000.

The previous prime is 56047157. The next prime is 56047177. The reversal of 56047164 is 46174065.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5014 + ... + 11714.

It is an arithmetic number, because the mean of its divisors is an integer number (2955582).

Almost surely, 2^56047164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56047164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70933968).

56047164 is an abundant number, since it is smaller than the sum of its proper divisors (85820772).

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

56047164 is a wasteful number, since it uses less digits than its factorization.

56047164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6766 (or 6764 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 56047164 is about 7486.4653876178. The cubic root of 56047164 is about 382.6936129468.

The spelling of 56047164 in words is "fifty-six million, forty-seven thousand, one hundred sixty-four".