14394009 has 8 divisors (see below), whose sum is σ = 21933760. Its totient is φ = 8225136.

The previous prime is 14394007. The next prime is 14394031. The reversal of 14394009 is 90049341.

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

It is not a de Polignac number, because 14394009 - 2¹ = 14394007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14394007) 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, 342694 + ... + 342735.

It is an arithmetic number, because the mean of its divisors is an integer number (2741720).

Almost surely, 2^14394009 is an apocalyptic number.

It is an amenable number.

14394009 is a deficient number, since it is larger than the sum of its proper divisors (7539751).

14394009 is an equidigital number, since it uses as much as digits as its factorization.

14394009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685439.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 14394009 is about 3793.9437265199. The cubic root of 14394009 is about 243.2543358168.

The spelling of 14394009 in words is "fourteen million, three hundred ninety-four thousand, nine".