846866 has 8 divisors (see below), whose sum is σ = 1282944. Its totient is φ = 419220.

The previous prime is 846851. The next prime is 846869. The reversal of 846866 is 668648.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (846869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1850 + ... + 2261.

It is an arithmetic number, because the mean of its divisors is an integer number (160368).

2⁸⁴⁶⁸⁶⁶ is an apocalyptic number.

846866 is a deficient number, since it is larger than the sum of its proper divisors (436078).

846866 is a wasteful number, since it uses less digits than its factorization.

846866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4216.

The product of its digits is 55296, while the sum is 38.

The square root of 846866 is about 920.2532260199. The cubic root of 846866 is about 94.6102592172.

The spelling of 846866 in words is "eight hundred forty-six thousand, eight hundred sixty-six".