12304173 has 8 divisors (see below), whose sum is σ = 18749248. Its totient is φ = 7030944.

The previous prime is 12304163. The next prime is 12304181. The reversal of 12304173 is 37140321.

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

It is not a de Polignac number, because 12304173 - 2¹⁰ = 12303149 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 585913 = 12304173 / (1 + 2 + 3 + 0 + 4 + 1 + 7 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12304133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292936 + ... + 292977.

It is an arithmetic number, because the mean of its divisors is an integer number (2343656).

Almost surely, 2^12304173 is an apocalyptic number.

It is an amenable number.

12304173 is a deficient number, since it is larger than the sum of its proper divisors (6445075).

12304173 is an equidigital number, since it uses as much as digits as its factorization.

12304173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585923.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 12304173 is about 3507.7304628492. The cubic root of 12304173 is about 230.8611260252.

Adding to 12304173 its reverse (37140321), we get a palindrome (49444494).

The spelling of 12304173 in words is "twelve million, three hundred four thousand, one hundred seventy-three".