56622528 has 84 divisors (see below), whose sum is σ = 163449000. Its totient is φ = 18740736.

The previous prime is 56622509. The next prime is 56622541. The reversal of 56622528 is 82522665.

56622528 is a `hidden beast` number, since 5 + 6 + 622 + 5 + 28 = 666.

It is a super-2 number, since 2×56622528² = 6412221354221568, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 56622492 and 56622501.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113223 + ... + 113721.

Almost surely, 2^56622528 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 56622528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81724500).

56622528 is an abundant number, since it is smaller than the sum of its proper divisors (106826472).

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

56622528 is a wasteful number, since it uses less digits than its factorization.

56622528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714 (or 701 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 56622528 is about 7524.7942164554. The cubic root of 56622528 is about 383.9986979123.

The spelling of 56622528 in words is "fifty-six million, six hundred twenty-two thousand, five hundred twenty-eight".