14439218 has 8 divisors (see below), whose sum is σ = 21772800. Its totient is φ = 7181620.

The previous prime is 14439209. The next prime is 14439223. The reversal of 14439218 is 81293441.

It is a happy number.

14439218 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18518 + ... + 19281.

It is an arithmetic number, because the mean of its divisors is an integer number (2721600).

Almost surely, 2^14439218 is an apocalyptic number.

14439218 is a deficient number, since it is larger than the sum of its proper divisors (7333582).

14439218 is a wasteful number, since it uses less digits than its factorization.

14439218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37992.

The product of its digits is 6912, while the sum is 32.

The square root of 14439218 is about 3799.8971038701. The cubic root of 14439218 is about 243.5087423970.

The spelling of 14439218 in words is "fourteen million, four hundred thirty-nine thousand, two hundred eighteen".