12937946 has 8 divisors (see below), whose sum is σ = 22179360. Its totient is φ = 5544828.

The previous prime is 12937931. The next prime is 12937949. The reversal of 12937946 is 64973921.

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

It is not an unprimeable number, because it can be changed into a prime (12937949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462056 + ... + 462083.

It is an arithmetic number, because the mean of its divisors is an integer number (2772420).

Almost surely, 2^12937946 is an apocalyptic number.

12937946 is a deficient number, since it is larger than the sum of its proper divisors (9241414).

12937946 is an equidigital number, since it uses as much as digits as its factorization.

12937946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924148.

The product of its digits is 81648, while the sum is 41.

The square root of 12937946 is about 3596.9356402360. The cubic root of 12937946 is about 234.7587444095.

The spelling of 12937946 in words is "twelve million, nine hundred thirty-seven thousand, nine hundred forty-six".