13790859 has 16 divisors (see below), whose sum is σ = 19649952. Its totient is φ = 8572928.

The previous prime is 13790849. The next prime is 13790879. The reversal of 13790859 is 95809731.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13790859 - 2⁹ = 13790347 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13790859.

It is not an unprimeable number, because it can be changed into a prime (13790839) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4567 + ... + 6959.

It is an arithmetic number, because the mean of its divisors is an integer number (1228122).

Almost surely, 2^13790859 is an apocalyptic number.

13790859 is a deficient number, since it is larger than the sum of its proper divisors (5859093).

13790859 is a wasteful number, since it uses less digits than its factorization.

13790859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2526.

The product of its (nonzero) digits is 68040, while the sum is 42.

The square root of 13790859 is about 3713.6045831510. The cubic root of 13790859 is about 239.8080583398.

The spelling of 13790859 in words is "thirteen million, seven hundred ninety thousand, eight hundred fifty-nine".