12976432 has 20 divisors (see below), whose sum is σ = 28733776. Its totient is φ = 5561280.

The previous prime is 12976417. The next prime is 12976451. The reversal of 12976432 is 23467921.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57819 + ... + 58042.

Almost surely, 2^12976432 is an apocalyptic number.

It is an amenable number.

12976432 is an abundant number, since it is smaller than the sum of its proper divisors (15757344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12976432 is a wasteful number, since it uses less digits than its factorization.

12976432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115876 (or 115870 counting only the distinct ones).

The product of its digits is 18144, while the sum is 34.

The square root of 12976432 is about 3602.2814992724. The cubic root of 12976432 is about 234.9912898537.

The spelling of 12976432 in words is "twelve million, nine hundred seventy-six thousand, four hundred thirty-two".