14384409 has 16 divisors (see below), whose sum is σ = 20745984. Its totient is φ = 8812800.

The previous prime is 14384393. The next prime is 14384413. The reversal of 14384409 is 90448341.

It is a happy number.

It is not a de Polignac number, because 14384409 - 2⁴ = 14384393 is a prime.

It is a super-2 number, since 2×14384409² = 413822444558562, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14384409.

It is not an unprimeable number, because it can be changed into a prime (14384429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9889 + ... + 11249.

It is an arithmetic number, because the mean of its divisors is an integer number (1296624).

Almost surely, 2^14384409 is an apocalyptic number.

It is an amenable number.

14384409 is a deficient number, since it is larger than the sum of its proper divisors (6361575).

14384409 is a wasteful number, since it uses less digits than its factorization.

14384409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 14384409 is about 3792.6783412254. The cubic root of 14384409 is about 243.2002447716.

The spelling of 14384409 in words is "fourteen million, three hundred eighty-four thousand, four hundred nine".