22253164 has 12 divisors (see below), whose sum is σ = 40199488. Its totient is φ = 10767600.

The previous prime is 22253149. The next prime is 22253177. The reversal of 22253164 is 46135222.

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, 89607 + ... + 89854.

Almost surely, 2^22253164 is an apocalyptic number.

It is an amenable number.

22253164 is a deficient number, since it is larger than the sum of its proper divisors (17946324).

22253164 is a wasteful number, since it uses less digits than its factorization.

22253164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179496 (or 179494 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 22253164 is about 4717.3259374353. The cubic root of 22253164 is about 281.2746477823.

Adding to 22253164 its reverse (46135222), we get a palindrome (68388386).

The spelling of 22253164 in words is "twenty-two million, two hundred fifty-three thousand, one hundred sixty-four".