12586972 has 6 divisors (see below), whose sum is σ = 22027208. Its totient is φ = 6293484.

The previous prime is 12586967. The next prime is 12586979. The reversal of 12586972 is 27968521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12586979) 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, 1573368 + ... + 1573375.

Almost surely, 2^12586972 is an apocalyptic number.

It is an amenable number.

12586972 is a deficient number, since it is larger than the sum of its proper divisors (9440236).

12586972 is a wasteful number, since it uses less digits than its factorization.

12586972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3146747 (or 3146745 counting only the distinct ones).

The product of its digits is 60480, while the sum is 40.

The square root of 12586972 is about 3547.8122836475. The cubic root of 12586972 is about 232.6164491620.

The spelling of 12586972 in words is "twelve million, five hundred eighty-six thousand, nine hundred seventy-two".