23323915 has 16 divisors (see below), whose sum is σ = 29760480. Its totient is φ = 17487360.

The previous prime is 23323903. The next prime is 23323919. The reversal of 23323915 is 51932332.

It is not a de Polignac number, because 23323915 - 2⁷ = 23323787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23323919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27721 + ... + 28549.

It is an arithmetic number, because the mean of its divisors is an integer number (1860030).

Almost surely, 2^23323915 is an apocalyptic number.

23323915 is a deficient number, since it is larger than the sum of its proper divisors (6436565).

23323915 is a wasteful number, since it uses less digits than its factorization.

23323915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182.

The product of its digits is 4860, while the sum is 28.

The square root of 23323915 is about 4829.4839268808. The cubic root of 23323915 is about 285.7155100543.

The spelling of 23323915 in words is "twenty-three million, three hundred twenty-three thousand, nine hundred fifteen".