23932565 has 8 divisors (see below), whose sum is σ = 28998528. Its totient is φ = 18959760.

The previous prime is 23932543. The next prime is 23932591. The reversal of 23932565 is 56523932.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23932565 - 2⁶ = 23932501 is a prime.

It is a Duffinian number.

It is a Curzon number.

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, 22721 + ... + 23750.

It is an arithmetic number, because the mean of its divisors is an integer number (3624816).

Almost surely, 2^23932565 is an apocalyptic number.

It is an amenable number.

23932565 is a deficient number, since it is larger than the sum of its proper divisors (5065963).

23932565 is a wasteful number, since it uses less digits than its factorization.

23932565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46579.

The product of its digits is 48600, while the sum is 35.

The square root of 23932565 is about 4892.0920882584. The cubic root of 23932565 is about 288.1794992451.

The spelling of 23932565 in words is "twenty-three million, nine hundred thirty-two thousand, five hundred sixty-five".