22023164 has 12 divisors (see below), whose sum is σ = 38588088. Its totient is φ = 10998000.

The previous prime is 22023163. The next prime is 22023179. The reversal of 22023164 is 46132022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22023163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 839 + ... + 6689.

It is an arithmetic number, because the mean of its divisors is an integer number (3215674).

Almost surely, 2^22023164 is an apocalyptic number.

It is an amenable number.

22023164 is a deficient number, since it is larger than the sum of its proper divisors (16564924).

22023164 is a wasteful number, since it uses less digits than its factorization.

22023164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6796 (or 6794 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 22023164 is about 4692.8844008776. The cubic root of 22023164 is about 280.3022416597.

Adding to 22023164 its reverse (46132022), we get a palindrome (68155186).

The spelling of 22023164 in words is "twenty-two million, twenty-three thousand, one hundred sixty-four".