23864375 has 10 divisors (see below), whose sum is σ = 29821704. Its totient is φ = 19091000.

The previous prime is 23864369. The next prime is 23864387. The reversal of 23864375 is 57346832.

It is not a de Polignac number, because 23864375 - 2⁸ = 23864119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 18467 + ... + 19716.

Almost surely, 2^23864375 is an apocalyptic number.

23864375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23864375 is a deficient number, since it is larger than the sum of its proper divisors (5957329).

23864375 is an frugal number, since it uses more digits than its factorization.

23864375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38203 (or 38188 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The square root of 23864375 is about 4885.1177058491. The cubic root of 23864375 is about 287.9055398486.

The spelling of 23864375 in words is "twenty-three million, eight hundred sixty-four thousand, three hundred seventy-five".