12856296 has 16 divisors (see below), whose sum is σ = 32140800. Its totient is φ = 4285424.

The previous prime is 12856273. The next prime is 12856321. The reversal of 12856296 is 69265821.

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, 267816 + ... + 267863.

It is an arithmetic number, because the mean of its divisors is an integer number (2008800).

Almost surely, 2^12856296 is an apocalyptic number.

It is an amenable number.

12856296 is an abundant number, since it is smaller than the sum of its proper divisors (19284504).

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

12856296 is a wasteful number, since it uses less digits than its factorization.

12856296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535688 (or 535684 counting only the distinct ones).

The product of its digits is 51840, while the sum is 39.

The square root of 12856296 is about 3585.5677374720. The cubic root of 12856296 is about 234.2638560668.

The spelling of 12856296 in words is "twelve million, eight hundred fifty-six thousand, two hundred ninety-six".