56990322 has 12 divisors (see below), whose sum is σ = 123479070. Its totient is φ = 18996768.

The previous prime is 56990321. The next prime is 56990333. The reversal of 56990322 is 22309965.

56990322 is a `hidden beast` number, since 569 + 90 + 3 + 2 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 39425841 + 17564481 = 6279^2 + 4191^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (56990321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1583047 + ... + 1583082.

Almost surely, 2^56990322 is an apocalyptic number.

56990322 is an abundant number, since it is smaller than the sum of its proper divisors (66488748).

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

56990322 is a wasteful number, since it uses less digits than its factorization.

56990322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3166137 (or 3166134 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 56990322 is about 7549.1934668546. The cubic root of 56990322 is about 384.8283307288.

The spelling of 56990322 in words is "fifty-six million, nine hundred ninety thousand, three hundred twenty-two".