12976426 has 16 divisors (see below), whose sum is σ = 19902240. Its totient is φ = 6343920.

The previous prime is 12976417. The next prime is 12976451. The reversal of 12976426 is 62467921.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23716 + ... + 24256.

It is an arithmetic number, because the mean of its divisors is an integer number (1243890).

Almost surely, 2^12976426 is an apocalyptic number.

12976426 is the 1926-th centered heptagonal number.

12976426 is a deficient number, since it is larger than the sum of its proper divisors (6925814).

12976426 is a wasteful number, since it uses less digits than its factorization.

12976426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789.

The product of its digits is 36288, while the sum is 37.

The square root of 12976426 is about 3602.2806664667. The cubic root of 12976426 is about 234.9912536355.

The spelling of 12976426 in words is "twelve million, nine hundred seventy-six thousand, four hundred twenty-six".