56532156 has 12 divisors (see below), whose sum is σ = 131908392. Its totient is φ = 18844048.

The previous prime is 56532139. The next prime is 56532167. The reversal of 56532156 is 65123565.

It is a tau number, because it is divible by the number of its divisors (12).

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, 2355495 + ... + 2355518.

It is an arithmetic number, because the mean of its divisors is an integer number (10992366).

Almost surely, 2^56532156 is an apocalyptic number.

It is an amenable number.

56532156 is an abundant number, since it is smaller than the sum of its proper divisors (75376236).

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

56532156 is a wasteful number, since it uses less digits than its factorization.

56532156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4711020 (or 4711018 counting only the distinct ones).

The product of its digits is 27000, while the sum is 33.

The square root of 56532156 is about 7518.7868702338. The cubic root of 56532156 is about 383.7942962939.

The spelling of 56532156 in words is "fifty-six million, five hundred thirty-two thousand, one hundred fifty-six".