804850 has 12 divisors (see below), whose sum is σ = 1497114. Its totient is φ = 321920.

The previous prime is 804847. The next prime is 804857. The reversal of 804850 is 58408.

It can be written as a sum of positive squares in 3 ways, for example, as 622521 + 182329 = 789^2 + 427^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7999 + ... + 8098.

2⁸⁰⁴⁸⁵⁰ is an apocalyptic number.

804850 is a deficient number, since it is larger than the sum of its proper divisors (692264).

804850 is a wasteful number, since it uses less digits than its factorization.

804850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16109 (or 16104 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 804850 is about 897.1343266200. The cubic root of 804850 is about 93.0189963893.

The spelling of 804850 in words is "eight hundred four thousand, eight hundred fifty".