56828522 has 16 divisors (see below), whose sum is σ = 87878952. Its totient is φ = 27541440.

The previous prime is 56828521. The next prime is 56828557. The reversal of 56828522 is 22582865.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 52287361 + 4541161 = 7231^2 + 2131^2 .

It is not an unprimeable number, because it can be changed into a prime (56828521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20372 + ... + 22992.

Almost surely, 2^56828522 is an apocalyptic number.

56828522 is a deficient number, since it is larger than the sum of its proper divisors (31050430).

56828522 is a wasteful number, since it uses less digits than its factorization.

56828522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2953.

The product of its digits is 76800, while the sum is 38.

The square root of 56828522 is about 7538.4694733082. The cubic root of 56828522 is about 384.4637995819.

The spelling of 56828522 in words is "fifty-six million, eight hundred twenty-eight thousand, five hundred twenty-two".