23439962 has 24 divisors (see below), whose sum is σ = 43515936. Its totient is φ = 9272016.

The previous prime is 23439919. The next prime is 23440003. The reversal of 23439962 is 26993432.

It is a super-2 number, since 2×23439962² = 1098863637122888, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2588 + ... + 7319.

It is an arithmetic number, because the mean of its divisors is an integer number (1813164).

Almost surely, 2^23439962 is an apocalyptic number.

23439962 is a deficient number, since it is larger than the sum of its proper divisors (20075974).

23439962 is a wasteful number, since it uses less digits than its factorization.

23439962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9942 (or 9929 counting only the distinct ones).

The product of its digits is 69984, while the sum is 38.

The square root of 23439962 is about 4841.4834503487. The cubic root of 23439962 is about 286.1885808616.

The spelling of 23439962 in words is "twenty-three million, four hundred thirty-nine thousand, nine hundred sixty-two".