865676850 has 48 divisors (see below), whose sum is σ = 2178946848. Its totient is φ = 227399040.

The previous prime is 865676821. The next prime is 865676869. The reversal of 865676850 is 58676568.

865676850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 865676793 and 865676802.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33019 + ... + 53118.

It is an arithmetic number, because the mean of its divisors is an integer number (45394726).

Almost surely, 2^865676850 is an apocalyptic number.

865676850 is an abundant number, since it is smaller than the sum of its proper divisors (1313269998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

865676850 is a wasteful number, since it uses less digits than its factorization.

865676850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86219 (or 86214 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 51.

The square root of 865676850 is about 29422.3868848195. The cubic root of 865676850 is about 953.0563981441.

The spelling of 865676850 in words is "eight hundred sixty-five million, six hundred seventy-six thousand, eight hundred fifty".