56324772 has 72 divisors (see below), whose sum is σ = 163415616. Its totient is φ = 16023744.

The previous prime is 56324731. The next prime is 56324783. The reversal of 56324772 is 27742365.

It is a happy number.

56324772 is a `hidden beast` number, since 563 + 24 + 7 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99763 + ... + 100325.

Almost surely, 2^56324772 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 56324772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81707808).

56324772 is an abundant number, since it is smaller than the sum of its proper divisors (107090844).

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

56324772 is a wasteful number, since it uses less digits than its factorization.

56324772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977 (or 972 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 56324772 is about 7504.9831445514. The cubic root of 56324772 is about 383.3244143272.

It can be divided in two parts, 5632 and 4772, that added together give a square (10404 = 102²).

The spelling of 56324772 in words is "fifty-six million, three hundred twenty-four thousand, seven hundred seventy-two".