8285317 has 2 divisors, whose sum is σ = 8285318. Its totient is φ = 8285316.

The previous prime is 8285293. The next prime is 8285323. The reversal of 8285317 is 7135828.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6558721 + 1726596 = 2561^2 + 1314^2 .

It is a cyclic number.

It is not a de Polignac number, because 8285317 - 2¹¹ = 8283269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8285377) 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, 4142658 + 4142659.

It is an arithmetic number, because the mean of its divisors is an integer number (4142659).

Almost surely, 2^8285317 is an apocalyptic number.

It is an amenable number.

8285317 is a deficient number, since it is larger than the sum of its proper divisors (1).

8285317 is an equidigital number, since it uses as much as digits as its factorization.

8285317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 34.

The square root of 8285317 is about 2878.4226583322. The cubic root of 8285317 is about 202.3499228416.

The spelling of 8285317 in words is "eight million, two hundred eighty-five thousand, three hundred seventeen".