22979924 has 24 divisors (see below), whose sum is σ = 44313696. Its totient is φ = 10340000.

The previous prime is 22979909. The next prime is 22979939. The reversal of 22979924 is 42997922.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22979909) and next prime (22979939).

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1859 + ... + 7029.

It is an arithmetic number, because the mean of its divisors is an integer number (1846404).

Almost surely, 2^22979924 is an apocalyptic number.

It is an amenable number.

22979924 is a deficient number, since it is larger than the sum of its proper divisors (21333772).

22979924 is a wasteful number, since it uses less digits than its factorization.

22979924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5287 (or 5285 counting only the distinct ones).

The product of its digits is 163296, while the sum is 44.

The square root of 22979924 is about 4793.7379986812. The cubic root of 22979924 is about 284.3039297340.

It can be divided in two parts, 2297 and 9924, that added together give a palindrome (12221).

The spelling of 22979924 in words is "twenty-two million, nine hundred seventy-nine thousand, nine hundred twenty-four".