56422319 has 4 divisors (see below), whose sum is σ = 56602896. Its totient is φ = 56241744.

The previous prime is 56422307. The next prime is 56422339. The reversal of 56422319 is 91322465.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 56422319 - 2²⁴ = 39645103 is a prime.

It is a super-2 number, since 2×56422319² = 6366956162675522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56422339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89819 + ... + 90444.

It is an arithmetic number, because the mean of its divisors is an integer number (14150724).

Almost surely, 2^56422319 is an apocalyptic number.

56422319 is a deficient number, since it is larger than the sum of its proper divisors (180577).

56422319 is a wasteful number, since it uses less digits than its factorization.

56422319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180576.

The product of its digits is 12960, while the sum is 32.

The square root of 56422319 is about 7511.4791486098. The cubic root of 56422319 is about 383.5455756386.

The spelling of 56422319 in words is "fifty-six million, four hundred twenty-two thousand, three hundred nineteen".