12986692 has 6 divisors (see below), whose sum is σ = 22726718. Its totient is φ = 6493344.

The previous prime is 12986689. The next prime is 12986707. The reversal of 12986692 is 29668921.

It can be written as a sum of positive squares in only one way, i.e., 12787776 + 198916 = 3576^2 + 446^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1623333 + ... + 1623340.

Almost surely, 2^12986692 is an apocalyptic number.

It is an amenable number.

12986692 is a deficient number, since it is larger than the sum of its proper divisors (9740026).

12986692 is a wasteful number, since it uses less digits than its factorization.

12986692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3246677 (or 3246675 counting only the distinct ones).

The product of its digits is 93312, while the sum is 43.

The square root of 12986692 is about 3603.7053153664. The cubic root of 12986692 is about 235.0532066035.

The spelling of 12986692 in words is "twelve million, nine hundred eighty-six thousand, six hundred ninety-two".