12656492 has 6 divisors (see below), whose sum is σ = 22148868. Its totient is φ = 6328244.

The previous prime is 12656477. The next prime is 12656519. The reversal of 12656492 is 29465621.

It is a happy number.

12656492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1582058 + ... + 1582065.

It is an arithmetic number, because the mean of its divisors is an integer number (3691478).

Almost surely, 2^12656492 is an apocalyptic number.

It is an amenable number.

12656492 is a deficient number, since it is larger than the sum of its proper divisors (9492376).

12656492 is a wasteful number, since it uses less digits than its factorization.

12656492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3164127 (or 3164125 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 12656492 is about 3557.5963795799. The cubic root of 12656492 is about 233.0439232709.

The spelling of 12656492 in words is "twelve million, six hundred fifty-six thousand, four hundred ninety-two".