14239709 has 16 divisors (see below), whose sum is σ = 16251840. Its totient is φ = 12360960.

The previous prime is 14239703. The next prime is 14239717. The reversal of 14239709 is 90793241.

It is a de Polignac number, because none of the positive numbers 2^k-14239709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14239703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23717 + ... + 24309.

It is an arithmetic number, because the mean of its divisors is an integer number (1015740).

Almost surely, 2^14239709 is an apocalyptic number.

It is an amenable number.

14239709 is a deficient number, since it is larger than the sum of its proper divisors (2012131).

14239709 is a wasteful number, since it uses less digits than its factorization.

14239709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 14239709 is about 3773.5538952028. The cubic root of 14239709 is about 242.3820037415.

The spelling of 14239709 in words is "fourteen million, two hundred thirty-nine thousand, seven hundred nine".