23668173 has 16 divisors (see below), whose sum is σ = 36589440. Its totient is φ = 15092352.

The previous prime is 23668153. The next prime is 23668181. The reversal of 23668173 is 37186632.

It is a happy number.

It is not a de Polignac number, because 23668173 - 2⁶ = 23668109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23668153) 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, 18436 + ... + 19677.

It is an arithmetic number, because the mean of its divisors is an integer number (2286840).

Almost surely, 2^23668173 is an apocalyptic number.

23668173 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

23668173 is a deficient number, since it is larger than the sum of its proper divisors (12921267).

23668173 is a wasteful number, since it uses less digits than its factorization.

23668173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38145 (or 38139 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 23668173 is about 4864.9946557011. The cubic root of 23668173 is about 287.1143583083.

The spelling of 23668173 in words is "twenty-three million, six hundred sixty-eight thousand, one hundred seventy-three".