12597668 has 12 divisors (see below), whose sum is σ = 22074780. Its totient is φ = 6290592.

The previous prime is 12597653. The next prime is 12597679. The reversal of 12597668 is 86679521.

It can be written as a sum of positive squares in 2 ways, for example, as 708964 + 11888704 = 842^2 + 3448^2 .

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, 2498 + ... + 5606.

It is an arithmetic number, because the mean of its divisors is an integer number (1839565).

Almost surely, 2^12597668 is an apocalyptic number.

It is an amenable number.

12597668 is a deficient number, since it is larger than the sum of its proper divisors (9477112).

12597668 is a wasteful number, since it uses less digits than its factorization.

12597668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4126 (or 4124 counting only the distinct ones).

The product of its digits is 181440, while the sum is 44.

The square root of 12597668 is about 3549.3193713725. The cubic root of 12597668 is about 232.6823204749.

The spelling of 12597668 in words is "twelve million, five hundred ninety-seven thousand, six hundred sixty-eight".