12996668 has 12 divisors (see below), whose sum is σ = 22806840. Its totient is φ = 6480432.

The previous prime is 12996667. The next prime is 12996673. The reversal of 12996668 is 86669921.

It is a super-3 number, since 3×12996668³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12996661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2771 + ... + 5802.

It is an arithmetic number, because the mean of its divisors is an integer number (1900570).

Almost surely, 2^12996668 is an apocalyptic number.

It is an amenable number.

12996668 is a deficient number, since it is larger than the sum of its proper divisors (9810172).

12996668 is a wasteful number, since it uses less digits than its factorization.

12996668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8956 (or 8954 counting only the distinct ones).

The product of its digits is 279936, while the sum is 47.

The square root of 12996668 is about 3605.0891805890. The cubic root of 12996668 is about 235.1133782166.

The spelling of 12996668 in words is "twelve million, nine hundred ninety-six thousand, six hundred sixty-eight".