804494808 has 256 divisors, whose sum is σ = 2685312000. Its totient is φ = 220465152.

The previous prime is 804494777. The next prime is 804494809. The reversal of 804494808 is 808494408.

804494808 is a `hidden beast` number, since 80 + 4 + 494 + 80 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804494809) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 906541 + ... + 907427.

It is an arithmetic number, because the mean of its divisors is an integer number (10489500).

Almost surely, 2^804494808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 804494808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1342656000).

804494808 is an abundant number, since it is smaller than the sum of its proper divisors (1880817192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

804494808 is a wasteful number, since it uses less digits than its factorization.

804494808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951 (or 941 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 45.

The square root of 804494808 is about 28363.6176818120. The cubic root of 804494808 is about 930.0531083095.

The spelling of 804494808 in words is "eight hundred four million, four hundred ninety-four thousand, eight hundred eight".