12439882 has 16 divisors (see below), whose sum is σ = 22966272. Its totient is φ = 4921200.

The previous prime is 12439879. The next prime is 12439907. The reversal of 12439882 is 28893421.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33994 + ... + 34357.

It is an arithmetic number, because the mean of its divisors is an integer number (1435392).

Almost surely, 2^12439882 is an apocalyptic number.

12439882 is a deficient number, since it is larger than the sum of its proper divisors (10526390).

12439882 is a wasteful number, since it uses less digits than its factorization.

12439882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68373.

The product of its digits is 27648, while the sum is 37.

The square root of 12439882 is about 3527.0216897547. The cubic root of 12439882 is about 231.7067862359.

The spelling of 12439882 in words is "twelve million, four hundred thirty-nine thousand, eight hundred eighty-two".