12929828 has 12 divisors (see below), whose sum is σ = 22778112. Its totient is φ = 6421800.

The previous prime is 12929803. The next prime is 12929857. The reversal of 12929828 is 82892921.

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, 10100 + ... + 11307.

It is an arithmetic number, because the mean of its divisors is an integer number (1898176).

Almost surely, 2^12929828 is an apocalyptic number.

It is an amenable number.

12929828 is a deficient number, since it is larger than the sum of its proper divisors (9848284).

12929828 is a wasteful number, since it uses less digits than its factorization.

12929828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21562 (or 21560 counting only the distinct ones).

The product of its digits is 41472, while the sum is 41.

The square root of 12929828 is about 3595.8070026073. The cubic root of 12929828 is about 234.7096338262.

The spelling of 12929828 in words is "twelve million, nine hundred twenty-nine thousand, eight hundred twenty-eight".