23164136 has 16 divisors (see below), whose sum is σ = 43726500. Its totient is φ = 11503744.

The previous prime is 23164129. The next prime is 23164147. The reversal of 23164136 is 63146132.

It can be written as a sum of positive squares in 2 ways, for example, as 18541636 + 4622500 = 4306^2 + 2150^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8525 + ... + 10908.

Almost surely, 2^23164136 is an apocalyptic number.

It is an amenable number.

23164136 is a deficient number, since it is larger than the sum of its proper divisors (20562364).

23164136 is a wasteful number, since it uses less digits than its factorization.

23164136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19588 (or 19584 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

The square root of 23164136 is about 4812.9134627583. The cubic root of 23164136 is about 285.0615892338.

The spelling of 23164136 in words is "twenty-three million, one hundred sixty-four thousand, one hundred thirty-six".