23572173 has 8 divisors (see below), whose sum is σ = 31603936. Its totient is φ = 15627600.

The previous prime is 23572111. The next prime is 23572177. The reversal of 23572173 is 37127532.

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

It is not a de Polignac number, because 23572173 - 2²⁰ = 22523597 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23572173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23572177) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21163 + ... + 22248.

It is an arithmetic number, because the mean of its divisors is an integer number (3950492).

Almost surely, 2^23572173 is an apocalyptic number.

It is an amenable number.

23572173 is a deficient number, since it is larger than the sum of its proper divisors (8031763).

23572173 is a wasteful number, since it uses less digits than its factorization.

23572173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43595.

The product of its digits is 8820, while the sum is 30.

The square root of 23572173 is about 4855.1182271908. The cubic root of 23572173 is about 286.7256460282.

The spelling of 23572173 in words is "twenty-three million, five hundred seventy-two thousand, one hundred seventy-three".