12685976 has 8 divisors (see below), whose sum is σ = 23786220. Its totient is φ = 6342984.

The previous prime is 12685943. The next prime is 12685991. The reversal of 12685976 is 67958621.

It is a tau number, because it is divible by the number of its divisors (8).

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, 792866 + ... + 792881.

Almost surely, 2^12685976 is an apocalyptic number.

It is an amenable number.

12685976 is a deficient number, since it is larger than the sum of its proper divisors (11100244).

12685976 is a wasteful number, since it uses less digits than its factorization.

12685976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585753 (or 1585749 counting only the distinct ones).

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

The square root of 12685976 is about 3561.7377781078. The cubic root of 12685976 is about 233.2247458458.

The spelling of 12685976 in words is "twelve million, six hundred eighty-five thousand, nine hundred seventy-six".