22259166 has 32 divisors (see below), whose sum is σ = 45636480. Its totient is φ = 7235616.

The previous prime is 22259161. The next prime is 22259173. The reversal of 22259166 is 66195222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22259161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80220 + ... + 80496.

It is an arithmetic number, because the mean of its divisors is an integer number (1426140).

Almost surely, 2^22259166 is an apocalyptic number.

22259166 is an abundant number, since it is smaller than the sum of its proper divisors (23377314).

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

22259166 is a wasteful number, since it uses less digits than its factorization.

22259166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568.

The product of its digits is 12960, while the sum is 33.

The square root of 22259166 is about 4717.9620600425. The cubic root of 22259166 is about 281.2999334552.

The spelling of 22259166 in words is "twenty-two million, two hundred fifty-nine thousand, one hundred sixty-six".