804843 has 16 divisors (see below), whose sum is σ = 1284640. Its totient is φ = 495072.

The previous prime is 804833. The next prime is 804847. The reversal of 804843 is 348408.

804843 is nontrivially palindromic in base 12.

It is not a de Polignac number, because 804843 - 2¹⁰ = 803819 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (804847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 796 + ... + 1497.

It is an arithmetic number, because the mean of its divisors is an integer number (80290).

2⁸⁰⁴⁸⁴³ is an apocalyptic number.

804843 is a deficient number, since it is larger than the sum of its proper divisors (479797).

804843 is a wasteful number, since it uses less digits than its factorization.

804843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2315 (or 2309 counting only the distinct ones).

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

The square root of 804843 is about 897.1304253006. The cubic root of 804843 is about 93.0187267180.

The spelling of 804843 in words is "eight hundred four thousand, eight hundred forty-three".