12862844 has 6 divisors (see below), whose sum is σ = 22509984. Its totient is φ = 6431420.

The previous prime is 12862831. The next prime is 12862847. The reversal of 12862844 is 44826821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12862847) by changing a digit.

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 as a sum of consecutive naturals, namely, 1607852 + ... + 1607859.

It is an arithmetic number, because the mean of its divisors is an integer number (3751664).

Almost surely, 2^12862844 is an apocalyptic number.

It is an amenable number.

12862844 is a deficient number, since it is larger than the sum of its proper divisors (9647140).

12862844 is a wasteful number, since it uses less digits than its factorization.

12862844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3215715 (or 3215713 counting only the distinct ones).

The product of its digits is 24576, while the sum is 35.

The square root of 12862844 is about 3586.4807262831. The cubic root of 12862844 is about 234.3036212624.

The spelling of 12862844 in words is "twelve million, eight hundred sixty-two thousand, eight hundred forty-four".