867060217 has 2 divisors, whose sum is σ = 867060218. Its totient is φ = 867060216.

The previous prime is 867060203. The next prime is 867060263. The reversal of 867060217 is 712060768.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 645973056 + 221087161 = 25416^2 + 14869^2 .

It is a cyclic number.

It is not a de Polignac number, because 867060217 - 2¹¹ = 867058169 is a prime.

It is not a weakly prime, because it can be changed into another prime (867060317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433530108 + 433530109.

It is an arithmetic number, because the mean of its divisors is an integer number (433530109).

Almost surely, 2^867060217 is an apocalyptic number.

It is an amenable number.

867060217 is a deficient number, since it is larger than the sum of its proper divisors (1).

867060217 is an equidigital number, since it uses as much as digits as its factorization.

867060217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 867060217 is about 29445.8862491860. The cubic root of 867060217 is about 953.5637949875.

The spelling of 867060217 in words is "eight hundred sixty-seven million, sixty thousand, two hundred seventeen".