850764 has 24 divisors (see below), whose sum is σ = 2050048. Its totient is φ = 274320.

The previous prime is 850753. The next prime is 850781. The reversal of 850764 is 467058.

It is a happy number.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 850764.

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, 772 + ... + 1515.

2⁸⁵⁰⁷⁶⁴ is an apocalyptic number.

It is an amenable number.

850764 is an abundant number, since it is smaller than the sum of its proper divisors (1199284).

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

850764 is a wasteful number, since it uses less digits than its factorization.

850764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2325 (or 2323 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 850764 is about 922.3686898415. The cubic root of 850764 is about 94.7551961190.

The spelling of 850764 in words is "eight hundred fifty thousand, seven hundred sixty-four".