14390219 has 4 divisors (see below), whose sum is σ = 14500200. Its totient is φ = 14280240.

The previous prime is 14390213. The next prime is 14390227. The reversal of 14390219 is 91209341.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14390219 is a prime.

It is a super-2 number, since 2×14390219² = 414156805735922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14390191 and 14390200.

It is not an unprimeable number, because it can be changed into a prime (14390213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54794 + ... + 55055.

It is an arithmetic number, because the mean of its divisors is an integer number (3625050).

Almost surely, 2^14390219 is an apocalyptic number.

14390219 is a deficient number, since it is larger than the sum of its proper divisors (109981).

14390219 is a wasteful number, since it uses less digits than its factorization.

14390219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109980.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 14390219 is about 3793.4442133765. Note that the first 3 decimals coincide. The cubic root of 14390219 is about 243.2329839970.

The spelling of 14390219 in words is "fourteen million, three hundred ninety thousand, two hundred nineteen".