804801136 has 20 divisors (see below), whose sum is σ = 1597335264. Its totient is φ = 392585600.

The previous prime is 804801133. The next prime is 804801167. The reversal of 804801136 is 631108408.

It is a junction number, because it is equal to n+sod(n) for n = 804801098 and 804801107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804801133) 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, 612760 + ... + 614071.

Almost surely, 2^804801136 is an apocalyptic number.

It is an amenable number.

804801136 is a deficient number, since it is larger than the sum of its proper divisors (792534128).

804801136 is a wasteful number, since it uses less digits than its factorization.

804801136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226880 (or 1226874 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 804801136 is about 28369.0171842452. The cubic root of 804801136 is about 930.1711389679.

The spelling of 804801136 in words is "eight hundred four million, eight hundred one thousand, one hundred thirty-six".