14999217 has 8 divisors (see below), whose sum is σ = 20464224. Its totient is φ = 9766848.

The previous prime is 14999213. The next prime is 14999221. The reversal of 14999217 is 71299941.

It is an interprime number because it is at equal distance from previous prime (14999213) and next prime (14999221).

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

It is not a de Polignac number, because 14999217 - 2² = 14999213 is a prime.

It is a super-2 number, since 2×14999217² = 449953021226178, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14999213) 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, 58008 + ... + 58265.

It is an arithmetic number, because the mean of its divisors is an integer number (2558028).

Almost surely, 2^14999217 is an apocalyptic number.

It is an amenable number.

14999217 is a deficient number, since it is larger than the sum of its proper divisors (5465007).

14999217 is a wasteful number, since it uses less digits than its factorization.

14999217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116319.

The product of its digits is 40824, while the sum is 42.

The square root of 14999217 is about 3872.8822600229. The cubic root of 14999217 is about 246.6169161494.

The spelling of 14999217 in words is "fourteen million, nine hundred ninety-nine thousand, two hundred seventeen".