863085 has 16 divisors (see below), whose sum is σ = 1393344. Its totient is φ = 456192.

The previous prime is 863081. The next prime is 863087. The reversal of 863085 is 580368.

It is not a de Polignac number, because 863085 - 2² = 863081 is a prime.

It is a Curzon number.

It is a congruent number.

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

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2269 + ... + 2621.

It is an arithmetic number, because the mean of its divisors is an integer number (87084).

2⁸⁶³⁰⁸⁵ is an apocalyptic number.

It is an amenable number.

863085 is a deficient number, since it is larger than the sum of its proper divisors (530259).

863085 is a wasteful number, since it uses less digits than its factorization.

863085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 863085 is about 929.0236810760. The cubic root of 863085 is about 95.2104292060.

The spelling of 863085 in words is "eight hundred sixty-three thousand, eighty-five".