850652717 has 2 divisors, whose sum is σ = 850652718. Its totient is φ = 850652716.

The previous prime is 850652713. The next prime is 850652729. The reversal of 850652717 is 717256058.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 525968356 + 324684361 = 22934^2 + 18019^2 .

It is a cyclic number.

It is not a de Polignac number, because 850652717 - 2² = 850652713 is a prime.

It is a super-2 number, since 2×850652717² = 1447220089878964178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (850652713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425326358 + 425326359.

It is an arithmetic number, because the mean of its divisors is an integer number (425326359).

Almost surely, 2^850652717 is an apocalyptic number.

It is an amenable number.

850652717 is a deficient number, since it is larger than the sum of its proper divisors (1).

850652717 is an equidigital number, since it uses as much as digits as its factorization.

850652717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 117600, while the sum is 41.

The square root of 850652717 is about 29165.9513302755. The cubic root of 850652717 is about 947.5106449841.

The spelling of 850652717 in words is "eight hundred fifty million, six hundred fifty-two thousand, seven hundred seventeen".