23357979 has 6 divisors (see below), whose sum is σ = 33739316. Its totient is φ = 15571980.

The previous prime is 23357951. The next prime is 23358007. The reversal of 23357979 is 97975332.

23357979 is a `hidden beast` number, since 2 + 3 + 3 + 579 + 79 = 666.

It is an interprime number because it is at equal distance from previous prime (23357951) and next prime (23358007).

It is not a de Polignac number, because 23357979 - 2⁵ = 23357947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23357909) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1297657 + ... + 1297674.

Almost surely, 2^23357979 is an apocalyptic number.

23357979 is a deficient number, since it is larger than the sum of its proper divisors (10381337).

23357979 is a wasteful number, since it uses less digits than its factorization.

23357979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2595337 (or 2595334 counting only the distinct ones).

The product of its digits is 357210, while the sum is 45.

The square root of 23357979 is about 4833.0093109780. The cubic root of 23357979 is about 285.8545358696.

It can be divided in two parts, 23357 and 979, that added together give a square (24336 = 156²).

The spelling of 23357979 in words is "twenty-three million, three hundred fifty-seven thousand, nine hundred seventy-nine".