12679724 has 6 divisors (see below), whose sum is σ = 22189524. Its totient is φ = 6339860.

The previous prime is 12679691. The next prime is 12679729. The reversal of 12679724 is 42797621.

It is not an unprimeable number, because it can be changed into a prime (12679729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1584962 + ... + 1584969.

It is an arithmetic number, because the mean of its divisors is an integer number (3698254).

Almost surely, 2^12679724 is an apocalyptic number.

It is an amenable number.

12679724 is a deficient number, since it is larger than the sum of its proper divisors (9509800).

12679724 is a wasteful number, since it uses less digits than its factorization.

12679724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3169935 (or 3169933 counting only the distinct ones).

The product of its digits is 42336, while the sum is 38.

The square root of 12679724 is about 3560.8600084811. The cubic root of 12679724 is about 233.1864263474.

The spelling of 12679724 in words is "twelve million, six hundred seventy-nine thousand, seven hundred twenty-four".