23450173 has 4 divisors (see below), whose sum is σ = 23506560. Its totient is φ = 23393788.

The previous prime is 23450129. The next prime is 23450209. The reversal of 23450173 is 37105432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23450173 - 2²¹ = 21353021 is a prime.

It is a super-2 number, since 2×23450173² = 1099821227459858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23450773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27565 + ... + 28402.

It is an arithmetic number, because the mean of its divisors is an integer number (5876640).

Almost surely, 2^23450173 is an apocalyptic number.

It is an amenable number.

23450173 is a deficient number, since it is larger than the sum of its proper divisors (56387).

23450173 is an equidigital number, since it uses as much as digits as its factorization.

23450173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56386.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 23450173 is about 4842.5378676888. The cubic root of 23450173 is about 286.2301316594.

The spelling of 23450173 in words is "twenty-three million, four hundred fifty thousand, one hundred seventy-three".