12816596 has 12 divisors (see below), whose sum is σ = 24154452. Its totient is φ = 5915328.

The previous prime is 12816581. The next prime is 12816607. The reversal of 12816596 is 69561821.

It can be written as a sum of positive squares in 2 ways, for example, as 1860496 + 10956100 = 1364^2 + 3310^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123185 + ... + 123288.

It is an arithmetic number, because the mean of its divisors is an integer number (2012871).

Almost surely, 2^12816596 is an apocalyptic number.

It is an amenable number.

12816596 is a deficient number, since it is larger than the sum of its proper divisors (11337856).

12816596 is a wasteful number, since it uses less digits than its factorization.

12816596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246490 (or 246488 counting only the distinct ones).

The product of its digits is 25920, while the sum is 38.

The square root of 12816596 is about 3580.0273741970. The cubic root of 12816596 is about 234.0224733085.

The spelling of 12816596 in words is "twelve million, eight hundred sixteen thousand, five hundred ninety-six".