14685689 has 8 divisors (see below), whose sum is σ = 15713280. Its totient is φ = 13683600.

The previous prime is 14685677. The next prime is 14685691. The reversal of 14685689 is 98658641.

14685689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 14685689 - 2⁴ = 14685673 is a prime.

It is a super-2 number, since 2×14685689² = 431338922809442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14685889) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5177 + ... + 7494.

It is an arithmetic number, because the mean of its divisors is an integer number (1964160).

Almost surely, 2^14685689 is an apocalyptic number.

14685689 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

14685689 is a deficient number, since it is larger than the sum of its proper divisors (1027591).

14685689 is a wasteful number, since it uses less digits than its factorization.

14685689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12751.

The product of its digits is 414720, while the sum is 47.

The square root of 14685689 is about 3832.1911486772. The cubic root of 14685689 is about 244.8864613442.

The spelling of 14685689 in words is "fourteen million, six hundred eighty-five thousand, six hundred eighty-nine".