12683938 has 16 divisors (see below), whose sum is σ = 20489760. Its totient is φ = 5866816.

The previous prime is 12683927. The next prime is 12683939. The reversal of 12683938 is 83938621.

It is a self number, because there is not a number n which added to its sum of digits gives 12683938.

It is not an unprimeable number, because it can be changed into a prime (12683939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1156 + ... + 5167.

It is an arithmetic number, because the mean of its divisors is an integer number (1280610).

Almost surely, 2^12683938 is an apocalyptic number.

12683938 is a deficient number, since it is larger than the sum of its proper divisors (7805822).

12683938 is a wasteful number, since it uses less digits than its factorization.

12683938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6401.

The product of its digits is 62208, while the sum is 40.

The square root of 12683938 is about 3561.4516703165. The cubic root of 12683938 is about 233.2122560044.

The spelling of 12683938 in words is "twelve million, six hundred eighty-three thousand, nine hundred thirty-eight".