804573085 has 4 divisors (see below), whose sum is σ = 965487708. Its totient is φ = 643658464.

The previous prime is 804573061. The next prime is 804573089. The reversal of 804573085 is 580375408.

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 440412196 + 364160889 = 20986^2 + 19083^2 .

It is a cyclic number.

It is not a de Polignac number, because 804573085 - 2¹¹ = 804571037 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804573089) 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, 80457304 + ... + 80457313.

It is an arithmetic number, because the mean of its divisors is an integer number (241371927).

Almost surely, 2^804573085 is an apocalyptic number.

It is an amenable number.

804573085 is a deficient number, since it is larger than the sum of its proper divisors (160914623).

804573085 is a wasteful number, since it uses less digits than its factorization.

804573085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160914622.

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 804573085 is about 28364.9975321698. The cubic root of 804573085 is about 930.0832719208.

The spelling of 804573085 in words is "eight hundred four million, five hundred seventy-three thousand, eighty-five".