12317392 has 10 divisors (see below), whose sum is σ = 23864978. Its totient is φ = 6158688.

The previous prime is 12317381. The next prime is 12317407. The reversal of 12317392 is 29371321.

It can be written as a sum of positive squares in only one way, i.e., 11999296 + 318096 = 3464^2 + 564^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12317392.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384903 + ... + 384934.

Almost surely, 2^12317392 is an apocalyptic number.

It is an amenable number.

12317392 is a deficient number, since it is larger than the sum of its proper divisors (11547586).

12317392 is an equidigital number, since it uses as much as digits as its factorization.

12317392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769845 (or 769839 counting only the distinct ones).

The product of its digits is 2268, while the sum is 28.

The square root of 12317392 is about 3509.6142238143. The cubic root of 12317392 is about 230.9437717258.

The spelling of 12317392 in words is "twelve million, three hundred seventeen thousand, three hundred ninety-two".