23423915 has 16 divisors (see below), whose sum is σ = 29012256. Its totient is φ = 18144000.

The previous prime is 23423893. The next prime is 23423927. The reversal of 23423915 is 51932432.

It is not a de Polignac number, because 23423915 - 2²⁴ = 6646699 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33065 + ... + 33765.

It is an arithmetic number, because the mean of its divisors is an integer number (1813266).

Almost surely, 2^23423915 is an apocalyptic number.

23423915 is a deficient number, since it is larger than the sum of its proper divisors (5588341).

23423915 is a wasteful number, since it uses less digits than its factorization.

23423915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910.

The product of its digits is 6480, while the sum is 29.

The square root of 23423915 is about 4839.8259266217. The cubic root of 23423915 is about 286.1232577102.

The spelling of 23423915 in words is "twenty-three million, four hundred twenty-three thousand, nine hundred fifteen".