22259372 has 12 divisors (see below), whose sum is σ = 39002040. Its totient is φ = 11115936.

The previous prime is 22259353. The next prime is 22259381. The reversal of 22259372 is 27395222.

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 3 ways as a sum of consecutive naturals, for example, 779 + ... + 6717.

It is an arithmetic number, because the mean of its divisors is an integer number (3250170).

Almost surely, 2^22259372 is an apocalyptic number.

It is an amenable number.

22259372 is a deficient number, since it is larger than the sum of its proper divisors (16742668).

22259372 is a wasteful number, since it uses less digits than its factorization.

22259372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6880 (or 6878 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 22259372 is about 4717.9838914519. The cubic root of 22259372 is about 281.3008012267.

The spelling of 22259372 in words is "twenty-two million, two hundred fifty-nine thousand, three hundred seventy-two".