22922922 has 16 divisors (see below), whose sum is σ = 50013792. Its totient is φ = 6946320.

The previous prime is 22922909. The next prime is 22922923.

22922922 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 22922922.

It is not an unprimeable number, because it can be changed into a prime (22922923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173593 + ... + 173724.

It is an arithmetic number, because the mean of its divisors is an integer number (3125862).

Almost surely, 2^22922922 is an apocalyptic number.

22922922 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22922922 is an abundant number, since it is smaller than the sum of its proper divisors (27090870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22922922 is a wasteful number, since it uses less digits than its factorization.

22922922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347333.

The product of its digits is 5184, while the sum is 30.

The square root of 22922922 is about 4787.7888424616. The cubic root of 22922922 is about 284.0686619014.

The spelling of 22922922 in words is "twenty-two million, nine hundred twenty-two thousand, nine hundred twenty-two".