12668368 has 10 divisors (see below), whose sum is σ = 24544994. Its totient is φ = 6334176.

The previous prime is 12668353. The next prime is 12668387. The reversal of 12668368 is 86386621.

It can be written as a sum of positive squares in only one way, i.e., 11209104 + 1459264 = 3348^2 + 1208^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12668368.

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, 395871 + ... + 395902.

Almost surely, 2^12668368 is an apocalyptic number.

It is an amenable number.

12668368 is a deficient number, since it is larger than the sum of its proper divisors (11876626).

12668368 is an equidigital number, since it uses as much as digits as its factorization.

12668368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791781 (or 791775 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The square root of 12668368 is about 3559.2650926842. The cubic root of 12668368 is about 233.1167913935.

The spelling of 12668368 in words is "twelve million, six hundred sixty-eight thousand, three hundred sixty-eight".