12885736 has 16 divisors (see below), whose sum is σ = 24323040. Its totient is φ = 6399600.

The previous prime is 12885721. The next prime is 12885751. The reversal of 12885736 is 63758821.

12885736 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12885721) and next prime (12885751).

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, 4126 + ... + 6541.

It is an arithmetic number, because the mean of its divisors is an integer number (1520190).

Almost surely, 2^12885736 is an apocalyptic number.

It is an amenable number.

12885736 is a deficient number, since it is larger than the sum of its proper divisors (11437304).

12885736 is a wasteful number, since it uses less digits than its factorization.

12885736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10824 (or 10820 counting only the distinct ones).

The product of its digits is 80640, while the sum is 40.

The square root of 12885736 is about 3589.6707369897. The cubic root of 12885736 is about 234.4425355836.

The spelling of 12885736 in words is "twelve million, eight hundred eighty-five thousand, seven hundred thirty-six".