14439879 has 24 divisors (see below), whose sum is σ = 21680672. Its totient is φ = 9253440.

The previous prime is 14439871. The next prime is 14439881. The reversal of 14439879 is 97893441.

It is not a de Polignac number, because 14439879 - 2³ = 14439871 is a prime.

It is a Duffinian number.

Its product of digits (217728) is a multiple of the sum of its prime factors (567).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14439871) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34089 + ... + 34509.

Almost surely, 2^14439879 is an apocalyptic number.

14439879 is a deficient number, since it is larger than the sum of its proper divisors (7240793).

14439879 is a wasteful number, since it uses less digits than its factorization.

14439879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567 (or 564 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 14439879 is about 3799.9840789140. The cubic root of 14439879 is about 243.5124581297.

The spelling of 14439879 in words is "fourteen million, four hundred thirty-nine thousand, eight hundred seventy-nine".