85082717 has 2 divisors, whose sum is σ = 85082718. Its totient is φ = 85082716.

The previous prime is 85082707. The next prime is 85082729. The reversal of 85082717 is 71728058.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81342361 + 3740356 = 9019^2 + 1934^2 .

It is a cyclic number.

It is not a de Polignac number, because 85082717 - 2⁶ = 85082653 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 (85082707) 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, 42541358 + 42541359.

It is an arithmetic number, because the mean of its divisors is an integer number (42541359).

Almost surely, 2^85082717 is an apocalyptic number.

It is an amenable number.

85082717 is a deficient number, since it is larger than the sum of its proper divisors (1).

85082717 is an equidigital number, since it uses as much as digits as its factorization.

85082717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31360, while the sum is 38.

The square root of 85082717 is about 9224.0293256255. The cubic root of 85082717 is about 439.8255455095.

The spelling of 85082717 in words is "eighty-five million, eighty-two thousand, seven hundred seventeen".