14442009 has 8 divisors (see below), whose sum is σ = 19282560. Its totient is φ = 9614736.

The previous prime is 14442007. The next prime is 14442011. The reversal of 14442009 is 90024441.

It is an interprime number because it is at equal distance from previous prime (14442007) and next prime (14442011).

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

It is not a de Polignac number, because 14442009 - 2¹ = 14442007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14442009.

It is not an unprimeable number, because it can be changed into a prime (14442007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417 + ... + 5390.

It is an arithmetic number, because the mean of its divisors is an integer number (2410320).

Almost surely, 2^14442009 is an apocalyptic number.

It is an amenable number.

14442009 is a deficient number, since it is larger than the sum of its proper divisors (4840551).

14442009 is an equidigital number, since it uses as much as digits as its factorization.

14442009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6639.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 14442009 is about 3800.2643329116. The cubic root of 14442009 is about 243.5244308993.

The spelling of 14442009 in words is "fourteen million, four hundred forty-two thousand, nine".