12858844 has 6 divisors (see below), whose sum is σ = 22502984. Its totient is φ = 6429420.

The previous prime is 12858827. The next prime is 12858847. The reversal of 12858844 is 44885821.

12858844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12858797 and 12858806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12858847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1607352 + ... + 1607359.

Almost surely, 2^12858844 is an apocalyptic number.

It is an amenable number.

12858844 is a deficient number, since it is larger than the sum of its proper divisors (9644140).

12858844 is a wasteful number, since it uses less digits than its factorization.

12858844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3214715 (or 3214713 counting only the distinct ones).

The product of its digits is 81920, while the sum is 40.

The square root of 12858844 is about 3585.9230331952. The cubic root of 12858844 is about 234.2793313606.

The spelling of 12858844 in words is "twelve million, eight hundred fifty-eight thousand, eight hundred forty-four".