23532665 has 16 divisors (see below), whose sum is σ = 31062528. Its totient is φ = 17006016.

The previous prime is 23532661. The next prime is 23532673. The reversal of 23532665 is 56623532.

It is a cyclic number.

It is not a de Polignac number, because 23532665 - 2² = 23532661 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23532661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 797 + ... + 6906.

It is an arithmetic number, because the mean of its divisors is an integer number (1941408).

Almost surely, 2^23532665 is an apocalyptic number.

It is an amenable number.

23532665 is a deficient number, since it is larger than the sum of its proper divisors (7529863).

23532665 is a wasteful number, since it uses less digits than its factorization.

23532665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7768.

The product of its digits is 32400, while the sum is 32.

The square root of 23532665 is about 4851.0478249549. The cubic root of 23532665 is about 286.5653681808.

The spelling of 23532665 in words is "twenty-three million, five hundred thirty-two thousand, six hundred sixty-five".