23409892 has 24 divisors (see below), whose sum is σ = 44829792. Its totient is φ = 10608000.

The previous prime is 23409887. The next prime is 23409913. The reversal of 23409892 is 29890432.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18892 + ... + 20092.

It is an arithmetic number, because the mean of its divisors is an integer number (1867908).

Almost surely, 2^23409892 is an apocalyptic number.

23409892 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23409892 is a deficient number, since it is larger than the sum of its proper divisors (21419900).

23409892 is a wasteful number, since it uses less digits than its factorization.

23409892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1659 (or 1657 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 23409892 is about 4838.3770006067. The cubic root of 23409892 is about 286.0661493037.

The spelling of 23409892 in words is "twenty-three million, four hundred nine thousand, eight hundred ninety-two".