23423992 has 32 divisors (see below), whose sum is σ = 45342000. Its totient is φ = 11337984.

The previous prime is 23423989. The next prime is 23423993. The reversal of 23423992 is 29932432.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23423993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51028 + ... + 51484.

Almost surely, 2^23423992 is an apocalyptic number.

It is an amenable number.

23423992 is a deficient number, since it is larger than the sum of its proper divisors (21918008).

23423992 is a wasteful number, since it uses less digits than its factorization.

23423992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655 (or 651 counting only the distinct ones).

The product of its digits is 23328, while the sum is 34.

The square root of 23423992 is about 4839.8338814468. The cubic root of 23423992 is about 286.1235712284.

The spelling of 23423992 in words is "twenty-three million, four hundred twenty-three thousand, nine hundred ninety-two".