462166217 has 2 divisors, whose sum is σ = 462166218. Its totient is φ = 462166216.

The previous prime is 462166183. The next prime is 462166219. The reversal of 462166217 is 712661264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 402243136 + 59923081 = 20056^2 + 7741^2 .

It is a cyclic number.

It is not a de Polignac number, because 462166217 - 2²⁶ = 395057353 is a prime.

It is a super-2 number, since 2×462166217² = 427195224272182178, which contains 22 as substring.

Together with 462166219, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (462166219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231083108 + 231083109.

It is an arithmetic number, because the mean of its divisors is an integer number (231083109).

Almost surely, 2^462166217 is an apocalyptic number.

It is an amenable number.

462166217 is a deficient number, since it is larger than the sum of its proper divisors (1).

462166217 is an equidigital number, since it uses as much as digits as its factorization.

462166217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 462166217 is about 21498.0514698426. The cubic root of 462166217 is about 773.1541040544.

The spelling of 462166217 in words is "four hundred sixty-two million, one hundred sixty-six thousand, two hundred seventeen".