843204 has 24 divisors (see below), whose sum is σ = 2036160. Its totient is φ = 271264.

The previous prime is 843181. The next prime is 843209. The reversal of 843204 is 402348.

It is a happy number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 843204.

It is not an unprimeable number, because it can be changed into a prime (843209) by changing a digit.

843204 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 (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 864 + ... + 1559.

It is an arithmetic number, because the mean of its divisors is an integer number (84840).

2⁸⁴³²⁰⁴ is an apocalyptic number.

It is an amenable number.

843204 is an abundant number, since it is smaller than the sum of its proper divisors (1192956).

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

843204 is a wasteful number, since it uses less digits than its factorization.

843204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2459 (or 2457 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 843204 is about 918.2614006915. The cubic root of 843204 is about 94.4736916211.

The spelling of 843204 in words is "eight hundred forty-three thousand, two hundred four".