14349989 has 4 divisors (see below), whose sum is σ = 15194124. Its totient is φ = 13505856.

The previous prime is 14349977. The next prime is 14350001. The reversal of 14349989 is 98994341.

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

It is an interprime number because it is at equal distance from previous prime (14349977) and next prime (14350001).

It can be written as a sum of positive squares in 2 ways, for example, as 7745089 + 6604900 = 2783^2 + 2570^2 .

It is a cyclic number.

It is not a de Polignac number, because 14349989 - 2⁸ = 14349733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14349919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422042 + ... + 422075.

It is an arithmetic number, because the mean of its divisors is an integer number (3798531).

Almost surely, 2^14349989 is an apocalyptic number.

It is an amenable number.

14349989 is a deficient number, since it is larger than the sum of its proper divisors (844135).

14349989 is an equidigital number, since it uses as much as digits as its factorization.

14349989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844134.

The product of its digits is 279936, while the sum is 47.

The square root of 14349989 is about 3788.1379330748. The cubic root of 14349989 is about 243.0061077682.

The spelling of 14349989 in words is "fourteen million, three hundred forty-nine thousand, nine hundred eighty-nine".