23964375 has 20 divisors (see below), whose sum is σ = 39930968. Its totient is φ = 12780000.

The previous prime is 23964361. The next prime is 23964379. The reversal of 23964375 is 57346932.

It is not a de Polignac number, because 23964375 - 2⁷ = 23964247 is a prime.

It is a Duffinian number.

It is a zygodrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23964379) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4516 + ... + 8265.

Almost surely, 2^23964375 is an apocalyptic number.

23964375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23964375 is a deficient number, since it is larger than the sum of its proper divisors (15966593).

23964375 is an equidigital number, since it uses as much as digits as its factorization.

23964375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12804 (or 12789 counting only the distinct ones).

The product of its digits is 136080, while the sum is 39.

The square root of 23964375 is about 4895.3421739445. The cubic root of 23964375 is about 288.3071207715.

The spelling of 23964375 in words is "twenty-three million, nine hundred sixty-four thousand, three hundred seventy-five".