863086 has 12 divisors (see below), whose sum is σ = 1506168. Its totient is φ = 369852.

The previous prime is 863081. The next prime is 863087. The reversal of 863086 is 680368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863081) by changing a digit.

863086 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4306 + ... + 4501.

It is an arithmetic number, because the mean of its divisors is an integer number (125514).

2⁸⁶³⁰⁸⁶ is an apocalyptic number.

863086 is a deficient number, since it is larger than the sum of its proper divisors (643082).

863086 is a wasteful number, since it uses less digits than its factorization.

863086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8823 (or 8816 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 863086 is about 929.0242192753. The cubic root of 863086 is about 95.2104659774.

The spelling of 863086 in words is "eight hundred sixty-three thousand, eighty-six".