23836920 has 32 divisors (see below), whose sum is σ = 71511120. Its totient is φ = 6356480.

The previous prime is 23836919. The next prime is 23836931. The reversal of 23836920 is 2963832.

It is a congruent number.

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, 99201 + ... + 99440.

Almost surely, 2^23836920 is an apocalyptic number.

23836920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23836920 is an abundant number, since it is smaller than the sum of its proper divisors (47674200).

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

23836920 is a wasteful number, since it uses less digits than its factorization.

23836920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198655 (or 198651 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 23836920 is about 4882.3068318163. The cubic root of 23836920 is about 287.7950895814.

The spelling of 23836920 in words is "twenty-three million, eight hundred thirty-six thousand, nine hundred twenty".