22568379 has 4 divisors (see below), whose sum is σ = 30091176. Its totient is φ = 15045584.

The previous prime is 22568363. The next prime is 22568387. The reversal of 22568379 is 97386522.

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 22568379 - 2⁴ = 22568363 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22568379.

It is not an unprimeable number, because it can be changed into a prime (22568479) 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, 3761394 + ... + 3761399.

It is an arithmetic number, because the mean of its divisors is an integer number (7522794).

Almost surely, 2^22568379 is an apocalyptic number.

22568379 is a deficient number, since it is larger than the sum of its proper divisors (7522797).

22568379 is an equidigital number, since it uses as much as digits as its factorization.

22568379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7522796.

The product of its digits is 181440, while the sum is 42.

The square root of 22568379 is about 4750.6188017984. The cubic root of 22568379 is about 282.5965065639.

The spelling of 22568379 in words is "twenty-two million, five hundred sixty-eight thousand, three hundred seventy-nine".