585217 has 2 divisors, whose sum is σ = 585218. Its totient is φ = 585216.

The previous prime is 585199. The next prime is 585251. The reversal of 585217 is 712585.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 583696 + 1521 = 764^2 + 39^2 .

It is a cyclic number.

It is not a de Polignac number, because 585217 - 2¹¹ = 583169 is a prime.

It is not a weakly prime, because it can be changed into another prime (585317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 292608 + 292609.

It is an arithmetic number, because the mean of its divisors is an integer number (292609).

2⁵⁸⁵²¹⁷ is an apocalyptic number.

It is an amenable number.

585217 is a deficient number, since it is larger than the sum of its proper divisors (1).

585217 is an equidigital number, since it uses as much as digits as its factorization.

585217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2800, while the sum is 28.

The square root of 585217 is about 764.9947712240. The cubic root of 585217 is about 83.6448059230.

The spelling of 585217 in words is "five hundred eighty-five thousand, two hundred seventeen".