14402689 has 16 divisors (see below), whose sum is σ = 17584128. Its totient is φ = 11515392.

The previous prime is 14402683. The next prime is 14402699. The reversal of 14402689 is 98620441.

It is not a de Polignac number, because 14402689 - 2⁹ = 14402177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14402683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14637 + ... + 15589.

It is an arithmetic number, because the mean of its divisors is an integer number (1099008).

Almost surely, 2^14402689 is an apocalyptic number.

It is an amenable number.

14402689 is a deficient number, since it is larger than the sum of its proper divisors (3181439).

14402689 is a wasteful number, since it uses less digits than its factorization.

14402689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 14402689 is about 3795.0874825226. The cubic root of 14402689 is about 243.3032224371.

The spelling of 14402689 in words is "fourteen million, four hundred two thousand, six hundred eighty-nine".