14679689 has 4 divisors (see below), whose sum is σ = 14831124. Its totient is φ = 14528256.

The previous prime is 14679677. The next prime is 14679697. The reversal of 14679689 is 98697641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12145225 + 2534464 = 3485^2 + 1592^2 .

It is a cyclic number.

It is not a de Polignac number, because 14679689 - 2⁸ = 14679433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14679649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75572 + ... + 75765.

It is an arithmetic number, because the mean of its divisors is an integer number (3707781).

Almost surely, 2^14679689 is an apocalyptic number.

It is an amenable number.

14679689 is a deficient number, since it is larger than the sum of its proper divisors (151435).

14679689 is an equidigital number, since it uses as much as digits as its factorization.

14679689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151434.

The product of its digits is 653184, while the sum is 50.

The square root of 14679689 is about 3831.4082267490. The cubic root of 14679689 is about 244.8531064476.

The spelling of 14679689 in words is "fourteen million, six hundred seventy-nine thousand, six hundred eighty-nine".