804505576 has 64 divisors (see below), whose sum is σ = 1793278080. Its totient is φ = 331188480.

The previous prime is 804505553. The next prime is 804505577. The reversal of 804505576 is 675505408.

It is not an unprimeable number, because it can be changed into a prime (804505577) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144150 + ... + 149626.

It is an arithmetic number, because the mean of its divisors is an integer number (28019970).

Almost surely, 2^804505576 is an apocalyptic number.

804505576 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 804505576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (896639040).

804505576 is an abundant number, since it is smaller than the sum of its proper divisors (988772504).

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

804505576 is a wasteful number, since it uses less digits than its factorization.

804505576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5594 (or 5590 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 40.

The square root of 804505576 is about 28363.8075018147. The cubic root of 804505576 is about 930.0572578151.

The spelling of 804505576 in words is "eight hundred four million, five hundred five thousand, five hundred seventy-six".