214516297 has 4 divisors (see below), whose sum is σ = 214601620. Its totient is φ = 214430976.

The previous prime is 214516273. The next prime is 214516333. The reversal of 214516297 is 792615412.

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

It can be written as a sum of positive squares in 2 ways, for example, as 107931321 + 106584976 = 10389^2 + 10324^2 .

It is a cyclic number.

It is not a de Polignac number, because 214516297 - 2¹¹ = 214514249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214516097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38772 + ... + 43957.

It is an arithmetic number, because the mean of its divisors is an integer number (53650405).

Almost surely, 2^214516297 is an apocalyptic number.

It is an amenable number.

214516297 is a deficient number, since it is larger than the sum of its proper divisors (85323).

214516297 is an equidigital number, since it uses as much as digits as its factorization.

214516297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85322.

The product of its digits is 30240, while the sum is 37.

The square root of 214516297 is about 14646.3748757158. The cubic root of 214516297 is about 598.6230433271.

The spelling of 214516297 in words is "two hundred fourteen million, five hundred sixteen thousand, two hundred ninety-seven".