56322251 has 16 divisors (see below), whose sum is σ = 61514400. Its totient is φ = 51383808.

The previous prime is 56322221. The next prime is 56322269. The reversal of 56322251 is 15222365.

It is a cyclic number.

It is not a de Polignac number, because 56322251 - 2⁶ = 56322187 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56322251.

It is not an unprimeable number, because it can be changed into a prime (56322221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79085 + ... + 79793.

It is an arithmetic number, because the mean of its divisors is an integer number (3844650).

Almost surely, 2^56322251 is an apocalyptic number.

56322251 is a deficient number, since it is larger than the sum of its proper divisors (5192149).

56322251 is a wasteful number, since it uses less digits than its factorization.

56322251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878.

The product of its digits is 3600, while the sum is 26.

The square root of 56322251 is about 7504.8151875979. The cubic root of 56322251 is about 383.3186952612.

The spelling of 56322251 in words is "fifty-six million, three hundred twenty-two thousand, two hundred fifty-one".