850830 has 32 divisors (see below), whose sum is σ = 2073600. Its totient is φ = 223392.

The previous prime is 850823. The next prime is 850849. The reversal of 850830 is 38058.

It is a self number, because there is not a number n which added to its sum of digits gives 850830.

It is a congruent number.

It is an unprimeable 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 15 ways as a sum of consecutive naturals, for example, 2191 + ... + 2549.

It is an arithmetic number, because the mean of its divisors is an integer number (64800).

2⁸⁵⁰⁸³⁰ is an apocalyptic number.

850830 is an abundant number, since it is smaller than the sum of its proper divisors (1222770).

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

850830 is a wasteful number, since it uses less digits than its factorization.

850830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 850830 is about 922.4044665980. The cubic root of 850830 is about 94.7576463407.

Adding to 850830 its reverse (38058), we get a palindrome (888888).

The spelling of 850830 in words is "eight hundred fifty thousand, eight hundred thirty".