14297709 has 8 divisors (see below), whose sum is σ = 20067040. Its totient is φ = 9030096.

The previous prime is 14297693. The next prime is 14297711. The reversal of 14297709 is 90779241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14297709 - 2⁴ = 14297693 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14297719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125362 + ... + 125475.

It is an arithmetic number, because the mean of its divisors is an integer number (2508380).

Almost surely, 2^14297709 is an apocalyptic number.

14297709 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

14297709 is a deficient number, since it is larger than the sum of its proper divisors (5769331).

14297709 is a wasteful number, since it uses less digits than its factorization.

14297709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250859.

The product of its (nonzero) digits is 31752, while the sum is 39.

The square root of 14297709 is about 3781.2311487133. The cubic root of 14297709 is about 242.7106413668.

The spelling of 14297709 in words is "fourteen million, two hundred ninety-seven thousand, seven hundred nine".