863086317 has 8 divisors (see below), whose sum is σ = 1151394720. Its totient is φ = 575084400.

The previous prime is 863086303. The next prime is 863086327. The reversal of 863086317 is 713680368.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 863086317 - 2⁸ = 863086061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863086327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69967 + ... + 81372.

It is an arithmetic number, because the mean of its divisors is an integer number (143924340).

Almost surely, 2^863086317 is an apocalyptic number.

It is an amenable number.

863086317 is a deficient number, since it is larger than the sum of its proper divisors (288308403).

863086317 is a wasteful number, since it uses less digits than its factorization.

863086317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153243.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 863086317 is about 29378.3307388286. The cubic root of 863086317 is about 952.1047763390.

The spelling of 863086317 in words is "eight hundred sixty-three million, eighty-six thousand, three hundred seventeen".