23406992 has 20 divisors (see below), whose sum is σ = 51830016. Its totient is φ = 10031520.

The previous prime is 23406991. The next prime is 23407001. The reversal of 23406992 is 29960432.

It is not an unprimeable number, because it can be changed into a prime (23406991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104384 + ... + 104607.

Almost surely, 2^23406992 is an apocalyptic number.

It is an amenable number.

23406992 is an abundant number, since it is smaller than the sum of its proper divisors (28423024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23406992 is a wasteful number, since it uses less digits than its factorization.

23406992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209006 (or 209000 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 23406992 is about 4838.0773040537. The cubic root of 23406992 is about 286.0543362620.

The spelling of 23406992 in words is "twenty-three million, four hundred six thousand, nine hundred ninety-two".