13959290 has 16 divisors (see below), whose sum is σ = 25214112. Its totient is φ = 5564304.

The previous prime is 13959289. The next prime is 13959307. The reversal of 13959290 is 9295931.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 797 + ... + 5343.

It is an arithmetic number, because the mean of its divisors is an integer number (1575882).

Almost surely, 2^13959290 is an apocalyptic number.

13959290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13959290 is a deficient number, since it is larger than the sum of its proper divisors (11254822).

13959290 is a wasteful number, since it uses less digits than its factorization.

13959290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4861.

The product of its (nonzero) digits is 21870, while the sum is 38.

The square root of 13959290 is about 3736.2133236741. The cubic root of 13959290 is about 240.7803879680.

The spelling of 13959290 in words is "thirteen million, nine hundred fifty-nine thousand, two hundred ninety".