12977576 has 16 divisors (see below), whose sum is σ = 24390240. Its totient is φ = 6473520.

The previous prime is 12977539. The next prime is 12977597. The reversal of 12977576 is 67577921.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2231 + ... + 5561.

It is an arithmetic number, because the mean of its divisors is an integer number (1524390).

Almost surely, 2^12977576 is an apocalyptic number.

It is an amenable number.

12977576 is a deficient number, since it is larger than the sum of its proper divisors (11412664).

12977576 is a wasteful number, since it uses less digits than its factorization.

12977576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3824 (or 3820 counting only the distinct ones).

The product of its digits is 185220, while the sum is 44.

The square root of 12977576 is about 3602.4402840297. The cubic root of 12977576 is about 234.9981952479.

The spelling of 12977576 in words is "twelve million, nine hundred seventy-seven thousand, five hundred seventy-six".