12939594 has 8 divisors (see below), whose sum is σ = 25879200. Its totient is φ = 4313196.

The previous prime is 12939583. The next prime is 12939611. The reversal of 12939594 is 49593921.

It is a sphenic number, since it is the product of 3 distinct primes.

12939594 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1078294 + ... + 1078305.

It is an arithmetic number, because the mean of its divisors is an integer number (3234900).

Almost surely, 2^12939594 is an apocalyptic number.

12939594 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12939594 is a wasteful number, since it uses less digits than its factorization.

12939594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2156604.

The product of its digits is 87480, while the sum is 42.

The square root of 12939594 is about 3597.1647168291. The cubic root of 12939594 is about 234.7687116275.

The spelling of 12939594 in words is "twelve million, nine hundred thirty-nine thousand, five hundred ninety-four".