23165992 has 16 divisors (see below), whose sum is σ = 44447040. Its totient is φ = 11313456.

The previous prime is 23165981. The next prime is 23165993. The reversal of 23165992 is 29956132.

It is not an unprimeable number, because it can be changed into a prime (23165993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33328 + ... + 34015.

It is an arithmetic number, because the mean of its divisors is an integer number (2777940).

Almost surely, 2^23165992 is an apocalyptic number.

It is an amenable number.

23165992 is a deficient number, since it is larger than the sum of its proper divisors (21281048).

23165992 is a wasteful number, since it uses less digits than its factorization.

23165992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67392 (or 67388 counting only the distinct ones).

The product of its digits is 29160, while the sum is 37.

The square root of 23165992 is about 4813.1062734995. The cubic root of 23165992 is about 285.0692024422.

The spelling of 23165992 in words is "twenty-three million, one hundred sixty-five thousand, nine hundred ninety-two".