13879958 has 16 divisors (see below), whose sum is σ = 21792240. Its totient is φ = 6623136.

The previous prime is 13879907. The next prime is 13879967. The reversal of 13879958 is 85997831.

It is a congruent number.

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, 2153 + ... + 5691.

It is an arithmetic number, because the mean of its divisors is an integer number (1362015).

Almost surely, 2^13879958 is an apocalyptic number.

13879958 is a deficient number, since it is larger than the sum of its proper divisors (7912282).

13879958 is a wasteful number, since it uses less digits than its factorization.

13879958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3631.

The product of its digits is 544320, while the sum is 50.

The square root of 13879958 is about 3725.5815653398. The cubic root of 13879958 is about 240.3233950546.

The spelling of 13879958 in words is "thirteen million, eight hundred seventy-nine thousand, nine hundred fifty-eight".