863495 has 8 divisors (see below), whose sum is σ = 1041216. Its totient is φ = 687456.

The previous prime is 863491. The next prime is 863497. The reversal of 863495 is 594368.

863495 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 863495 - 2² = 863491 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 (863491) 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, 1634 + ... + 2096.

It is an arithmetic number, because the mean of its divisors is an integer number (130152).

2⁸⁶³⁴⁹⁵ is an apocalyptic number.

863495 is a deficient number, since it is larger than the sum of its proper divisors (177721).

863495 is a wasteful number, since it uses less digits than its factorization.

863495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841.

The product of its digits is 25920, while the sum is 35.

The square root of 863495 is about 929.2443166358. The cubic root of 863495 is about 95.2255030772.

The spelling of 863495 in words is "eight hundred sixty-three thousand, four hundred ninety-five".