56997532 has 48 divisors (see below), whose sum is σ = 109704672. Its totient is φ = 25804800.

The previous prime is 56997529. The next prime is 56997541. The reversal of 56997532 is 23579965.

It is a happy number.

56997532 is nontrivially palindromic in base 9.

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, 295228 + ... + 295420.

It is an arithmetic number, because the mean of its divisors is an integer number (2285514).

Almost surely, 2^56997532 is an apocalyptic number.

It is an amenable number.

56997532 is a deficient number, since it is larger than the sum of its proper divisors (52707140).

56997532 is a wasteful number, since it uses less digits than its factorization.

56997532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358 (or 356 counting only the distinct ones).

The product of its digits is 510300, while the sum is 46.

The square root of 56997532 is about 7549.6709862086. The cubic root of 56997532 is about 384.8445586026.

It can be divided in two parts, 5699 and 7532, that added together give a palindrome (13231).

The spelling of 56997532 in words is "fifty-six million, nine hundred ninety-seven thousand, five hundred thirty-two".