852866 has 8 divisors (see below), whose sum is σ = 1462080. Its totient is φ = 365508.

The previous prime is 852857. The next prime is 852871. The reversal of 852866 is 668258.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30446 + ... + 30473.

It is an arithmetic number, because the mean of its divisors is an integer number (182760).

2⁸⁵²⁸⁶⁶ is an apocalyptic number.

852866 is a deficient number, since it is larger than the sum of its proper divisors (609214).

852866 is a wasteful number, since it uses less digits than its factorization.

852866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60928.

The product of its digits is 23040, while the sum is 35.

The square root of 852866 is about 923.5074444746. The cubic root of 852866 is about 94.8331698036.

The spelling of 852866 in words is "eight hundred fifty-two thousand, eight hundred sixty-six".