23664016 has 40 divisors (see below), whose sum is σ = 47836224. Its totient is φ = 11329920.

The previous prime is 23664007. The next prime is 23664019. The reversal of 23664016 is 61046632.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23664019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41751 + ... + 42313.

Almost surely, 2^23664016 is an apocalyptic number.

It is an amenable number.

23664016 is an abundant number, since it is smaller than the sum of its proper divisors (24172208).

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

23664016 is a wasteful number, since it uses less digits than its factorization.

23664016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679 (or 673 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 23664016 is about 4864.5674011160. The cubic root of 23664016 is about 287.0975480505.

The spelling of 23664016 in words is "twenty-three million, six hundred sixty-four thousand, sixteen".