56522361 has 16 divisors (see below), whose sum is σ = 86246784. Its totient is φ = 32254464.

The previous prime is 56522353. The next prime is 56522407. The reversal of 56522361 is 16322565.

It is not a de Polignac number, because 56522361 - 2³ = 56522353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56522311) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 19945 + ... + 22601.

It is an arithmetic number, because the mean of its divisors is an integer number (5390424).

Almost surely, 2^56522361 is an apocalyptic number.

It is an amenable number.

56522361 is a deficient number, since it is larger than the sum of its proper divisors (29724423).

56522361 is a wasteful number, since it uses less digits than its factorization.

56522361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3680.

The product of its digits is 10800, while the sum is 30.

The square root of 56522361 is about 7518.1354736397. The cubic root of 56522361 is about 383.7721290736.

The spelling of 56522361 in words is "fifty-six million, five hundred twenty-two thousand, three hundred sixty-one".