12739862 has 8 divisors (see below), whose sum is σ = 19126056. Its totient is φ = 6364512.

The previous prime is 12739847. The next prime is 12739871. The reversal of 12739862 is 26893721.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1598 + ... + 5294.

It is an arithmetic number, because the mean of its divisors is an integer number (2390757).

Almost surely, 2^12739862 is an apocalyptic number.

12739862 is a deficient number, since it is larger than the sum of its proper divisors (6386194).

12739862 is a wasteful number, since it uses less digits than its factorization.

12739862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5422.

The product of its digits is 36288, while the sum is 38.

The square root of 12739862 is about 3569.2943280150. The cubic root of 12739862 is about 233.5545009551.

The spelling of 12739862 in words is "twelve million, seven hundred thirty-nine thousand, eight hundred sixty-two".