14390039 has 4 divisors (see below), whose sum is σ = 14400024. Its totient is φ = 14380056.

The previous prime is 14390023. The next prime is 14390063. The reversal of 14390039 is 93009341.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 14390039 - 2⁴ = 14390023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14389993 and 14390020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14390009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2372 + ... + 5865.

It is an arithmetic number, because the mean of its divisors is an integer number (3600006).

Almost surely, 2^14390039 is an apocalyptic number.

14390039 is a deficient number, since it is larger than the sum of its proper divisors (9985).

14390039 is an equidigital number, since it uses as much as digits as its factorization.

14390039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9984.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 14390039 is about 3793.4204881610. The cubic root of 14390039 is about 243.2319698331.

The spelling of 14390039 in words is "fourteen million, three hundred ninety thousand, thirty-nine".