22879922 has 16 divisors (see below), whose sum is σ = 38153472. Its totient is φ = 10218960.

The previous prime is 22879921. The next prime is 22879937. The reversal of 22879922 is 22997822.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22879922.

It is not an unprimeable number, because it can be changed into a prime (22879921) 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, 13388 + ... + 14999.

It is an arithmetic number, because the mean of its divisors is an integer number (2384592).

Almost surely, 2^22879922 is an apocalyptic number.

22879922 is a deficient number, since it is larger than the sum of its proper divisors (15273550).

22879922 is a wasteful number, since it uses less digits than its factorization.

22879922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28433.

The product of its digits is 72576, while the sum is 41.

The square root of 22879922 is about 4783.2961438740. The cubic root of 22879922 is about 283.8909271687.

The spelling of 22879922 in words is "twenty-two million, eight hundred seventy-nine thousand, nine hundred twenty-two".