23459864 has 48 divisors (see below), whose sum is σ = 47707800. Its totient is φ = 10810368.

The previous prime is 23459861. The next prime is 23459879. The reversal of 23459864 is 46895432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23459861) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168707 + ... + 168845.

Almost surely, 2^23459864 is an apocalyptic number.

It is an amenable number.

23459864 is an abundant number, since it is smaller than the sum of its proper divisors (24247936).

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

23459864 is a wasteful number, since it uses less digits than its factorization.

23459864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252 (or 231 counting only the distinct ones).

The product of its digits is 207360, while the sum is 41.

The square root of 23459864 is about 4843.5383760222. The cubic root of 23459864 is about 286.2695553086.

The spelling of 23459864 in words is "twenty-three million, four hundred fifty-nine thousand, eight hundred sixty-four".