12318304 has 24 divisors (see below), whose sum is σ = 24343200. Its totient is φ = 6135936.

The previous prime is 12318283. The next prime is 12318329. The reversal of 12318304 is 40381321.

It is a super-2 number, since 2×12318304² = 303481226872832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10617 + ... + 11719.

It is an arithmetic number, because the mean of its divisors is an integer number (1014300).

Almost surely, 2^12318304 is an apocalyptic number.

It is an amenable number.

12318304 is a deficient number, since it is larger than the sum of its proper divisors (12024896).

12318304 is a wasteful number, since it uses less digits than its factorization.

12318304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1462 (or 1454 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 12318304 is about 3509.7441502195. The cubic root of 12318304 is about 230.9494714042.

Adding to 12318304 its reverse (40381321), we get a palindrome (52699625).

The spelling of 12318304 in words is "twelve million, three hundred eighteen thousand, three hundred four".