56322319 has 4 divisors (see below), whose sum is σ = 58139200. Its totient is φ = 54505440.

The previous prime is 56322317. The next prime is 56322323. The reversal of 56322319 is 91322365.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 56322319 - 2¹ = 56322317 is a prime.

It is a super-2 number, since 2×56322319² = 6344407235075522, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 1816849 = 56322319 / (5 + 6 + 3 + 2 + 2 + 3 + 1 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56322317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 908394 + ... + 908455.

It is an arithmetic number, because the mean of its divisors is an integer number (14534800).

Almost surely, 2^56322319 is an apocalyptic number.

56322319 is a deficient number, since it is larger than the sum of its proper divisors (1816881).

56322319 is a wasteful number, since it uses less digits than its factorization.

56322319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1816880.

The product of its digits is 9720, while the sum is 31.

The square root of 56322319 is about 7504.8197180212. The cubic root of 56322319 is about 383.3188495263.

The spelling of 56322319 in words is "fifty-six million, three hundred twenty-two thousand, three hundred nineteen".