23239982 has 16 divisors (see below), whose sum is σ = 36996480. Its totient is φ = 10925112.

The previous prime is 23239981. The next prime is 23240011. The reversal of 23239982 is 28993232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23239981) 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 7 ways as a sum of consecutive naturals, for example, 1568 + ... + 6995.

It is an arithmetic number, because the mean of its divisors is an integer number (2312280).

Almost surely, 2^23239982 is an apocalyptic number.

23239982 is a deficient number, since it is larger than the sum of its proper divisors (13756498).

23239982 is a wasteful number, since it uses less digits than its factorization.

23239982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8647.

The product of its digits is 46656, while the sum is 38.

The square root of 23239982 is about 4820.7864503626. The cubic root of 23239982 is about 285.3723746449.

The spelling of 23239982 in words is "twenty-three million, two hundred thirty-nine thousand, nine hundred eighty-two".