56999232 has 84 divisors (see below), whose sum is σ = 173018196. Its totient is φ = 17879040.

The previous prime is 56999207. The next prime is 56999233. The reversal of 56999232 is 23299965.

56999232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 47114496 + 9884736 = 6864^2 + 3144^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56999233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6882 + ... + 12702.

Almost surely, 2^56999232 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 56999232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86509098).

56999232 is an abundant number, since it is smaller than the sum of its proper divisors (116018964).

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

56999232 is a wasteful number, since it uses less digits than its factorization.

56999232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5856 (or 5843 counting only the distinct ones).

The product of its digits is 262440, while the sum is 45.

The square root of 56999232 is about 7549.7835730569. The cubic root of 56999232 is about 384.8483846703.

The spelling of 56999232 in words is "fifty-six million, nine hundred ninety-nine thousand, two hundred thirty-two".