13828859 has 8 divisors (see below), whose sum is σ = 15144960. Its totient is φ = 12522600.

The previous prime is 13828847. The next prime is 13828873. The reversal of 13828859 is 95882831.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13828859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13828889) 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 7 ways as a sum of consecutive naturals, for example, 662 + ... + 5300.

It is an arithmetic number, because the mean of its divisors is an integer number (1893120).

Almost surely, 2^13828859 is an apocalyptic number.

13828859 is a deficient number, since it is larger than the sum of its proper divisors (1316101).

13828859 is a wasteful number, since it uses less digits than its factorization.

13828859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4921.

The product of its digits is 138240, while the sum is 44.

The square root of 13828859 is about 3718.7173864116. The cubic root of 13828859 is about 240.0281159191.

The spelling of 13828859 in words is "thirteen million, eight hundred twenty-eight thousand, eight hundred fifty-nine".