8485517 has 2 divisors, whose sum is σ = 8485518. Its totient is φ = 8485516.

The previous prime is 8485511. The next prime is 8485579. The reversal of 8485517 is 7155848.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7946761 + 538756 = 2819^2 + 734^2 .

It is a cyclic number.

It is not a de Polignac number, because 8485517 - 2⁶ = 8485453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8485511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4242758 + 4242759.

It is an arithmetic number, because the mean of its divisors is an integer number (4242759).

Almost surely, 2^8485517 is an apocalyptic number.

It is an amenable number.

8485517 is a deficient number, since it is larger than the sum of its proper divisors (1).

8485517 is an equidigital number, since it uses as much as digits as its factorization.

8485517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44800, while the sum is 38.

The square root of 8485517 is about 2912.9910744800. The cubic root of 8485517 is about 203.9667781989.

The spelling of 8485517 in words is "eight million, four hundred eighty-five thousand, five hundred seventeen".