23456939 has 6 divisors (see below), whose sum is σ = 25783380. Its totient is φ = 21324380.

The previous prime is 23456933. The next prime is 23456959. The reversal of 23456939 is 93965432.

It is not a de Polignac number, because 23456939 - 2⁸ = 23456683 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23456896 and 23456905.

It is not an unprimeable number, because it can be changed into a prime (23456933) 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, 96809 + ... + 97050.

It is an arithmetic number, because the mean of its divisors is an integer number (4297230).

Almost surely, 2^23456939 is an apocalyptic number.

23456939 is a deficient number, since it is larger than the sum of its proper divisors (2326441).

23456939 is a wasteful number, since it uses less digits than its factorization.

23456939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193881 (or 193870 counting only the distinct ones).

The product of its digits is 174960, while the sum is 41.

The square root of 23456939 is about 4843.2364179338. The cubic root of 23456939 is about 286.2576573532.

The spelling of 23456939 in words is "twenty-three million, four hundred fifty-six thousand, nine hundred thirty-nine".