851012 has 12 divisors (see below), whose sum is σ = 1537536. Its totient is φ = 411720.

The previous prime is 851009. The next prime is 851017. The reversal of 851012 is 210158.

851012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 851012.

It is not an unprimeable number, because it can be changed into a prime (851017) 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, 3308 + ... + 3555.

It is an arithmetic number, because the mean of its divisors is an integer number (128128).

2⁸⁵¹⁰¹² is an apocalyptic number.

It is an amenable number.

851012 is a deficient number, since it is larger than the sum of its proper divisors (686524).

851012 is a wasteful number, since it uses less digits than its factorization.

851012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6898 (or 6896 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 851012 is about 922.5031165259. The cubic root of 851012 is about 94.7644023563.

The spelling of 851012 in words is "eight hundred fifty-one thousand, twelve".