868765 has 8 divisors (see below), whose sum is σ = 1048320. Its totient is φ = 691152.

The previous prime is 868741. The next prime is 868771. The reversal of 868765 is 567868.

868765 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 868765 - 2¹¹ = 866717 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 832 + ... + 1558.

It is an arithmetic number, because the mean of its divisors is an integer number (131040).

2⁸⁶⁸⁷⁶⁵ is an apocalyptic number.

It is an amenable number.

868765 is a deficient number, since it is larger than the sum of its proper divisors (179555).

868765 is a wasteful number, since it uses less digits than its factorization.

868765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971.

The product of its digits is 80640, while the sum is 40.

The square root of 868765 is about 932.0756407073. The cubic root of 868765 is about 95.4188340267.

The spelling of 868765 in words is "eight hundred sixty-eight thousand, seven hundred sixty-five".