12644796 has 24 divisors (see below), whose sum is σ = 29799504. Its totient is φ = 4172800.

The previous prime is 12644791. The next prime is 12644803. The reversal of 12644796 is 69744621.

It is a happy number.

12644796 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12644791) 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, 4005 + ... + 6428.

It is an arithmetic number, because the mean of its divisors is an integer number (1241646).

Almost surely, 2^12644796 is an apocalyptic number.

It is an amenable number.

12644796 is an abundant number, since it is smaller than the sum of its proper divisors (17154708).

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

12644796 is a wasteful number, since it uses less digits than its factorization.

12644796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10541 (or 10539 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The square root of 12644796 is about 3555.9521931545. The cubic root of 12644796 is about 232.9721150172.

The spelling of 12644796 in words is "twelve million, six hundred forty-four thousand, seven hundred ninety-six".