12939794 has 16 divisors (see below), whose sum is σ = 22333056. Its totient is φ = 5508000.

The previous prime is 12939793. The next prime is 12939811. The reversal of 12939794 is 49793921.

It is not an unprimeable number, because it can be changed into a prime (12939793) 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, 947 + ... + 5174.

It is an arithmetic number, because the mean of its divisors is an integer number (1395816).

Almost surely, 2^12939794 is an apocalyptic number.

12939794 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12939794 is a deficient number, since it is larger than the sum of its proper divisors (9393262).

12939794 is a wasteful number, since it uses less digits than its factorization.

12939794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6281.

The product of its digits is 122472, while the sum is 44.

The square root of 12939794 is about 3597.1925163939. The cubic root of 12939794 is about 234.7699211837.

The spelling of 12939794 in words is "twelve million, nine hundred thirty-nine thousand, seven hundred ninety-four".