14872217 has 8 divisors (see below), whose sum is σ = 15446760. Its totient is φ = 14307840.

The previous prime is 14872213. The next prime is 14872241. The reversal of 14872217 is 71227841.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3481 + 14868736 = 59^2 + 3856^2 .

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 14872217 - 2² = 14872213 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14872213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509 + ... + 5477.

It is an arithmetic number, because the mean of its divisors is an integer number (1930845).

Almost surely, 2^14872217 is an apocalyptic number.

It is an amenable number.

14872217 is a deficient number, since it is larger than the sum of its proper divisors (574543).

14872217 is an equidigital number, since it uses as much as digits as its factorization.

14872217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5083.

The product of its digits is 6272, while the sum is 32.

The square root of 14872217 is about 3856.4513480660. The cubic root of 14872217 is about 245.9188982878.

The spelling of 14872217 in words is "fourteen million, eight hundred seventy-two thousand, two hundred seventeen".