804834 has 24 divisors (see below), whose sum is σ = 1774812. Its totient is φ = 263520.

The previous prime is 804833. The next prime is 804847. The reversal of 804834 is 438408.

804834 = 27² + 28² + ... + 134².

804834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 804609 + 225 = 897^2 + 15^2 .

It is a Curzon number.

It is a plaindrome in base 13.

It is a zygodrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 804798 and 804807.

It is not an unprimeable number, because it can be changed into a prime (804833) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 732 + ... + 1464.

2⁸⁰⁴⁸³⁴ is an apocalyptic number.

804834 is an abundant number, since it is smaller than the sum of its proper divisors (969978).

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

804834 is a wasteful number, since it uses less digits than its factorization.

804834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802 (or 799 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 804834 is about 897.1254092935. The cubic root of 804834 is about 93.0183799954.

The spelling of 804834 in words is "eight hundred four thousand, eight hundred thirty-four".