214682717 has 2 divisors, whose sum is σ = 214682718. Its totient is φ = 214682716.

The previous prime is 214682693. The next prime is 214682723. The reversal of 214682717 is 717286412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 166435801 + 48246916 = 12901^2 + 6946^2 .

It is a cyclic number.

It is not a de Polignac number, because 214682717 - 2¹² = 214678621 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214682747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107341358 + 107341359.

It is an arithmetic number, because the mean of its divisors is an integer number (107341359).

Almost surely, 2^214682717 is an apocalyptic number.

It is an amenable number.

214682717 is a deficient number, since it is larger than the sum of its proper divisors (1).

214682717 is an equidigital number, since it uses as much as digits as its factorization.

214682717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37632, while the sum is 38.

The square root of 214682717 is about 14652.0550435767. The cubic root of 214682717 is about 598.7778056104. Note that the first 3 decimals are identical.

The spelling of 214682717 in words is "two hundred fourteen million, six hundred eighty-two thousand, seven hundred seventeen".