86316317 has 4 divisors (see below), whose sum is σ = 87171036. Its totient is φ = 85461600.

The previous prime is 86316313. The next prime is 86316341. The reversal of 86316317 is 71361368.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 84842521 + 1473796 = 9211^2 + 1214^2 .

It is a cyclic number.

It is not a de Polignac number, because 86316317 - 2² = 86316313 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86316311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427208 + ... + 427409.

It is an arithmetic number, because the mean of its divisors is an integer number (21792759).

Almost surely, 2^86316317 is an apocalyptic number.

It is an amenable number.

86316317 is a deficient number, since it is larger than the sum of its proper divisors (854719).

86316317 is a wasteful number, since it uses less digits than its factorization.

86316317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854718.

The product of its digits is 18144, while the sum is 35.

The square root of 86316317 is about 9290.6575117157. The cubic root of 86316317 is about 441.9410065065.

The spelling of 86316317 in words is "eighty-six million, three hundred sixteen thousand, three hundred seventeen".