14449919 has 4 divisors (see below), whose sum is σ = 15763560. Its totient is φ = 13136280.

The previous prime is 14449909. The next prime is 14449921. The reversal of 14449919 is 91994441.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 14449919 - 2⁸ = 14449663 is a prime.

It is a super-2 number, since 2×14449919² = 417600318213122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14449909) 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, 656804 + ... + 656825.

It is an arithmetic number, because the mean of its divisors is an integer number (3940890).

Almost surely, 2^14449919 is an apocalyptic number.

14449919 is a deficient number, since it is larger than the sum of its proper divisors (1313641).

14449919 is a wasteful number, since it uses less digits than its factorization.

14449919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313640.

The product of its digits is 46656, while the sum is 41.

The square root of 14449919 is about 3801.3049075285. The cubic root of 14449919 is about 243.5688828560.

The spelling of 14449919 in words is "fourteen million, four hundred forty-nine thousand, nine hundred nineteen".