56979832 has 128 divisors (see below), whose sum is σ = 142248960. Its totient is φ = 20782080.

The previous prime is 56979827. The next prime is 56979833. The reversal of 56979832 is 23897965.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56979833) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 686463 + ... + 686545.

It is an arithmetic number, because the mean of its divisors is an integer number (1111320).

Almost surely, 2^56979832 is an apocalyptic number.

56979832 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56979832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71124480).

56979832 is an abundant number, since it is smaller than the sum of its proper divisors (85269128).

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

56979832 is a wasteful number, since it uses less digits than its factorization.

56979832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173 (or 169 counting only the distinct ones).

The product of its digits is 816480, while the sum is 49.

The square root of 56979832 is about 7548.4986586738. The cubic root of 56979832 is about 384.8047179658.

The spelling of 56979832 in words is "fifty-six million, nine hundred seventy-nine thousand, eight hundred thirty-two".