23966525 has 12 divisors (see below), whose sum is σ = 32420544. Its totient is φ = 17430000.

The previous prime is 23966513. The next prime is 23966531. The reversal of 23966525 is 52566932.

It is a de Polignac number, because none of the positive numbers 2^k-23966525 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 11 ways as a sum of consecutive naturals, for example, 43301 + ... + 43850.

It is an arithmetic number, because the mean of its divisors is an integer number (2701712).

Almost surely, 2^23966525 is an apocalyptic number.

23966525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23966525 is a deficient number, since it is larger than the sum of its proper divisors (8454019).

23966525 is a wasteful number, since it uses less digits than its factorization.

23966525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87172 (or 87167 counting only the distinct ones).

The product of its digits is 97200, while the sum is 38.

The square root of 23966525 is about 4895.5617655178. The cubic root of 23966525 is about 288.3157424829.

The spelling of 23966525 in words is "twenty-three million, nine hundred sixty-six thousand, five hundred twenty-five".