13884859 has 4 divisors (see below), whose sum is σ = 13915440. Its totient is φ = 13854280.

The previous prime is 13884853. The next prime is 13884889. The reversal of 13884859 is 95848831.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95848831 = 13 ⋅7372987.

It is a cyclic number.

It is not a de Polignac number, because 13884859 - 2¹¹ = 13882811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13884853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14599 + ... + 15520.

It is an arithmetic number, because the mean of its divisors is an integer number (3478860).

Almost surely, 2^13884859 is an apocalyptic number.

13884859 is a deficient number, since it is larger than the sum of its proper divisors (30581).

13884859 is an equidigital number, since it uses as much as digits as its factorization.

13884859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30580.

The product of its digits is 276480, while the sum is 46.

The square root of 13884859 is about 3726.2392569453. The cubic root of 13884859 is about 240.3516777136.

The spelling of 13884859 in words is "thirteen million, eight hundred eighty-four thousand, eight hundred fifty-nine".