12859844 has 12 divisors (see below), whose sum is σ = 22540224. Its totient is φ = 6419784.

The previous prime is 12859841. The next prime is 12859853. The reversal of 12859844 is 44895821.

It is not an unprimeable number, because it can be changed into a prime (12859841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 809 + ... + 5135.

It is an arithmetic number, because the mean of its divisors is an integer number (1878352).

Almost surely, 2^12859844 is an apocalyptic number.

It is an amenable number.

12859844 is a deficient number, since it is larger than the sum of its proper divisors (9680380).

12859844 is a wasteful number, since it uses less digits than its factorization.

12859844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5074 (or 5072 counting only the distinct ones).

The product of its digits is 92160, while the sum is 41.

The square root of 12859844 is about 3586.0624645982. The cubic root of 12859844 is about 234.2854043082.

The spelling of 12859844 in words is "twelve million, eight hundred fifty-nine thousand, eight hundred forty-four".