850746 has 24 divisors (see below), whose sum is σ = 1844640. Its totient is φ = 261456.

The previous prime is 850727. The next prime is 850753. The reversal of 850746 is 647058.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

850746 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 595 + ... + 1433.

It is an arithmetic number, because the mean of its divisors is an integer number (76860).

2⁸⁵⁰⁷⁴⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 850746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (922320).

850746 is an abundant number, since it is smaller than the sum of its proper divisors (993894).

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

850746 is a wasteful number, since it uses less digits than its factorization.

With its successor (850747) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (857).

850746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870 (or 857 counting only the distinct ones).

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

The square root of 850746 is about 922.3589323035. The cubic root of 850746 is about 94.7545278548.

It can be divided in two parts, 850 and 746, that added together give a triangular number (1596 = T₅₆).

The spelling of 850746 in words is "eight hundred fifty thousand, seven hundred forty-six".