12839224 has 16 divisors (see below), whose sum is σ = 24116400. Its totient is φ = 6408192.

The previous prime is 12839213. The next prime is 12839243. The reversal of 12839224 is 42293821.

12839224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 5109 + ... + 7195.

It is an arithmetic number, because the mean of its divisors is an integer number (1507275).

Almost surely, 2^12839224 is an apocalyptic number.

It is an amenable number.

12839224 is a deficient number, since it is larger than the sum of its proper divisors (11277176).

12839224 is a wasteful number, since it uses less digits than its factorization.

12839224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2862 (or 2858 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 12839224 is about 3583.1862915567. The cubic root of 12839224 is about 234.1601163863.

It can be divided in two parts, 1 and 2839224, that added together give a square (2839225 = 1685²).

The spelling of 12839224 in words is "twelve million, eight hundred thirty-nine thousand, two hundred twenty-four".