14209387 has 8 divisors (see below), whose sum is σ = 14430960. Its totient is φ = 13989600.

The previous prime is 14209381. The next prime is 14209417. The reversal of 14209387 is 78390241.

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

It is a cyclic number.

It is not a de Polignac number, because 14209387 - 2³ = 14209379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14209381) 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, 26908 + ... + 27430.

It is an arithmetic number, because the mean of its divisors is an integer number (1803870).

Almost surely, 2^14209387 is an apocalyptic number.

14209387 is a deficient number, since it is larger than the sum of its proper divisors (221573).

14209387 is a wasteful number, since it uses less digits than its factorization.

14209387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 14209387 is about 3769.5340560870. The cubic root of 14209387 is about 242.2098389412.

The spelling of 14209387 in words is "fourteen million, two hundred nine thousand, three hundred eighty-seven".