56722176 has 108 divisors (see below), whose sum is σ = 186960592. Its totient is φ = 16201728.

The previous prime is 56722153. The next prime is 56722291. The reversal of 56722176 is 67122765.

56722176 is a `hidden beast` number, since 567 + 2 + 21 + 76 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 56722176.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14370 + ... + 17886.

Almost surely, 2^56722176 is an apocalyptic number.

56722176 is a gapful number since it is divisible by the number (56) 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 56722176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93480296).

56722176 is an abundant number, since it is smaller than the sum of its proper divisors (130238416).

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

56722176 is a wasteful number, since it uses less digits than its factorization.

56722176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3546 (or 3529 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 56722176 is about 7531.4126165016. The cubic root of 56722176 is about 384.2238278421.

The spelling of 56722176 in words is "fifty-six million, seven hundred twenty-two thousand, one hundred seventy-six".