804034845 has 12 divisors (see below), whose sum is σ = 1393660476. Its totient is φ = 428818560.

The previous prime is 804034823. The next prime is 804034859. The reversal of 804034845 is 548430408.

It can be written as a sum of positive squares in 2 ways, for example, as 210917529 + 593117316 = 14523^2 + 24354^2 .

It is not a de Polignac number, because 804034845 - 2¹¹ = 804032797 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8933676 + ... + 8933765.

It is an arithmetic number, because the mean of its divisors is an integer number (116138373).

Almost surely, 2^804034845 is an apocalyptic number.

It is an amenable number.

804034845 is a deficient number, since it is larger than the sum of its proper divisors (589625631).

804034845 is a wasteful number, since it uses less digits than its factorization.

804034845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17867452 (or 17867449 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The square root of 804034845 is about 28355.5081950580. The cubic root of 804034845 is about 929.8758245583.

The spelling of 804034845 in words is "eight hundred four million, thirty-four thousand, eight hundred forty-five".