804165 has 8 divisors (see below), whose sum is σ = 1286688. Its totient is φ = 428880.

The previous prime is 804161. The next prime is 804179. The reversal of 804165 is 561408.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 804165 - 2² = 804161 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26791 + ... + 26820.

It is an arithmetic number, because the mean of its divisors is an integer number (160836).

2⁸⁰⁴¹⁶⁵ is an apocalyptic number.

It is an amenable number.

804165 is a deficient number, since it is larger than the sum of its proper divisors (482523).

804165 is a wasteful number, since it uses less digits than its factorization.

804165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53619.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 804165 is about 896.7524742090. The cubic root of 804165 is about 92.9925997118.

It can be divided in two parts, 804 and 165, that added together give a palindrome (969).

The spelling of 804165 in words is "eight hundred four thousand, one hundred sixty-five".