14855399 has 8 divisors (see below), whose sum is σ = 16939440. Its totient is φ = 12905856.

The previous prime is 14855387. The next prime is 14855419. The reversal of 14855399 is 99355841.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-14855399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14855369) 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, 33389 + ... + 33830.

It is an arithmetic number, because the mean of its divisors is an integer number (2117430).

Almost surely, 2^14855399 is an apocalyptic number.

14855399 is a deficient number, since it is larger than the sum of its proper divisors (2084041).

14855399 is a wasteful number, since it uses less digits than its factorization.

14855399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67249.

The product of its digits is 194400, while the sum is 44.

The square root of 14855399 is about 3854.2702292393. The cubic root of 14855399 is about 245.8261655544.

The spelling of 14855399 in words is "fourteen million, eight hundred fifty-five thousand, three hundred ninety-nine".