23579913 has 16 divisors (see below), whose sum is σ = 36469760. Its totient is φ = 13272336.

The previous prime is 23579909. The next prime is 23579917. The reversal of 23579913 is 31997532.

It is an interprime number because it is at equal distance from previous prime (23579909) and next prime (23579917).

It is not a de Polignac number, because 23579913 - 2² = 23579909 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23579917) 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, 6973 + ... + 9786.

It is an arithmetic number, because the mean of its divisors is an integer number (2279360).

Almost surely, 2^23579913 is an apocalyptic number.

It is an amenable number.

23579913 is a deficient number, since it is larger than the sum of its proper divisors (12889847).

23579913 is a wasteful number, since it uses less digits than its factorization.

23579913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16836.

The product of its digits is 51030, while the sum is 39.

The square root of 23579913 is about 4855.9152587334. The cubic root of 23579913 is about 286.7570250281.

The spelling of 23579913 in words is "twenty-three million, five hundred seventy-nine thousand, nine hundred thirteen".