14838309 has 24 divisors (see below), whose sum is σ = 22407840. Its totient is φ = 9812016.

The previous prime is 14838301. The next prime is 14838319. The reversal of 14838309 is 90383841.

It is not a de Polignac number, because 14838309 - 2³ = 14838301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14838301) 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 23 ways as a sum of consecutive naturals, for example, 55027 + ... + 55295.

It is an arithmetic number, because the mean of its divisors is an integer number (933660).

Almost surely, 2^14838309 is an apocalyptic number.

It is an amenable number.

14838309 is a deficient number, since it is larger than the sum of its proper divisors (7569531).

14838309 is an equidigital number, since it uses as much as digits as its factorization.

14838309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511 (or 499 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 14838309 is about 3852.0525697347. The cubic root of 14838309 is about 245.7318613165.

The spelling of 14838309 in words is "fourteen million, eight hundred thirty-eight thousand, three hundred nine".