23545164 has 12 divisors (see below), whose sum is σ = 54938744. Its totient is φ = 7848384.

The previous prime is 23545147. The next prime is 23545177. The reversal of 23545164 is 46154532.

It is a tau number, because it is divible by the number of its divisors (12).

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, 981037 + ... + 981060.

Almost surely, 2^23545164 is an apocalyptic number.

It is an amenable number.

23545164 is an abundant number, since it is smaller than the sum of its proper divisors (31393580).

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

23545164 is a wasteful number, since it uses less digits than its factorization.

23545164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1962104 (or 1962102 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 23545164 is about 4852.3359323114. The cubic root of 23545164 is about 286.6160940773.

Adding to 23545164 its reverse (46154532), we get a palindrome (69699696).

The spelling of 23545164 in words is "twenty-three million, five hundred forty-five thousand, one hundred sixty-four".