22872922 has 16 divisors (see below), whose sum is σ = 38240640. Its totient is φ = 10196928.

The previous prime is 22872893. The next prime is 22872923. The reversal of 22872922 is 22927822.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (22872923) 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, 17058 + ... + 18349.

It is an arithmetic number, because the mean of its divisors is an integer number (2390040).

Almost surely, 2^22872922 is an apocalyptic number.

22872922 is a deficient number, since it is larger than the sum of its proper divisors (15367718).

22872922 is a wasteful number, since it uses less digits than its factorization.

22872922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35445.

The product of its digits is 16128, while the sum is 34.

The square root of 22872922 is about 4782.5643748935. The cubic root of 22872922 is about 283.8619725364.

The spelling of 22872922 in words is "twenty-two million, eight hundred seventy-two thousand, nine hundred twenty-two".