14249709 has 16 divisors (see below), whose sum is σ = 21191040. Its totient is φ = 9463680.

The previous prime is 14249707. The next prime is 14249743. The reversal of 14249709 is 90794241.

It is not a de Polignac number, because 14249709 - 2¹ = 14249707 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14249707) 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, 7549 + ... + 9245.

It is an arithmetic number, because the mean of its divisors is an integer number (1324440).

Almost surely, 2^14249709 is an apocalyptic number.

It is an amenable number.

14249709 is a deficient number, since it is larger than the sum of its proper divisors (6941331).

14249709 is a wasteful number, since it uses less digits than its factorization.

14249709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2017 (or 2011 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 14249709 is about 3774.8786735470. The cubic root of 14249709 is about 242.4387289848.

The spelling of 14249709 in words is "fourteen million, two hundred forty-nine thousand, seven hundred nine".