56157052 has 24 divisors (see below), whose sum is σ = 118921824. Its totient is φ = 22651392.

The previous prime is 56157029. The next prime is 56157061. The reversal of 56157052 is 25075165.

It is a super-2 number, since 2×56157052² = 6307228978661408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58513 + ... + 59464.

It is an arithmetic number, because the mean of its divisors is an integer number (4955076).

Almost surely, 2^56157052 is an apocalyptic number.

It is an amenable number.

56157052 is an abundant number, since it is smaller than the sum of its proper divisors (62764772).

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

56157052 is a wasteful number, since it uses less digits than its factorization.

56157052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118005 (or 118003 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 31.

The square root of 56157052 is about 7493.8009047479. The cubic root of 56157052 is about 382.9435570940.

The spelling of 56157052 in words is "fifty-six million, one hundred fifty-seven thousand, fifty-two".