14247217 has 4 divisors (see below), whose sum is σ = 14284800. Its totient is φ = 14209636.

The previous prime is 14247203. The next prime is 14247223. The reversal of 14247217 is 71274241.

14247217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 71274241 = 53 ⋅1344797.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14247217 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (14247287) 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, 18217 + ... + 18982.

It is an arithmetic number, because the mean of its divisors is an integer number (3571200).

Almost surely, 2^14247217 is an apocalyptic number.

It is an amenable number.

14247217 is a deficient number, since it is larger than the sum of its proper divisors (37583).

14247217 is an equidigital number, since it uses as much as digits as its factorization.

14247217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37582.

The product of its digits is 3136, while the sum is 28.

The square root of 14247217 is about 3774.5485822811. The cubic root of 14247217 is about 242.4245955375.

The spelling of 14247217 in words is "fourteen million, two hundred forty-seven thousand, two hundred seventeen".