22625164 has 24 divisors (see below), whose sum is σ = 43279488. Its totient is φ = 10302720.

The previous prime is 22625149. The next prime is 22625179. The reversal of 22625164 is 46152622.

It is an interprime number because it is at equal distance from previous prime (22625149) and next prime (22625179).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

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 7 ways as a sum of consecutive naturals, for example, 3259 + ... + 7474.

It is an arithmetic number, because the mean of its divisors is an integer number (1803312).

Almost surely, 2^22625164 is an apocalyptic number.

It is an amenable number.

22625164 is a deficient number, since it is larger than the sum of its proper divisors (20654324).

22625164 is a wasteful number, since it uses less digits than its factorization.

22625164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10785 (or 10783 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 22625164 is about 4756.5916368761. The cubic root of 22625164 is about 282.8333246715.

Adding to 22625164 its reverse (46152622), we get a palindrome (68777786).

The spelling of 22625164 in words is "twenty-two million, six hundred twenty-five thousand, one hundred sixty-four".