23664135 has 16 divisors (see below), whose sum is σ = 41304960. Its totient is φ = 11473440.

The previous prime is 23664103. The next prime is 23664143. The reversal of 23664135 is 53146632.

It is not a de Polignac number, because 23664135 - 2⁵ = 23664103 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71545 + ... + 71874.

It is an arithmetic number, because the mean of its divisors is an integer number (2581560).

Almost surely, 2^23664135 is an apocalyptic number.

23664135 is a deficient number, since it is larger than the sum of its proper divisors (17640825).

23664135 is a wasteful number, since it uses less digits than its factorization.

23664135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143438.

The product of its digits is 12960, while the sum is 30.

The square root of 23664135 is about 4864.5796324040. The cubic root of 23664135 is about 287.0980292953.

The spelling of 23664135 in words is "twenty-three million, six hundred sixty-four thousand, one hundred thirty-five".