804173 has 4 divisors (see below), whose sum is σ = 805980. Its totient is φ = 802368.

The previous prime is 804161. The next prime is 804179. The reversal of 804173 is 371408.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 316969 + 487204 = 563^2 + 698^2 .

It is a cyclic number.

It is not a de Polignac number, because 804173 - 2⁴ = 804157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 293 + ... + 1301.

It is an arithmetic number, because the mean of its divisors is an integer number (201495).

2⁸⁰⁴¹⁷³ is an apocalyptic number.

It is an amenable number.

804173 is a deficient number, since it is larger than the sum of its proper divisors (1807).

804173 is a wasteful number, since it uses less digits than its factorization.

804173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1806.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 804173 is about 896.7569347376. The cubic root of 804173 is about 92.9929080806.

The spelling of 804173 in words is "eight hundred four thousand, one hundred seventy-three".