804782286 has 96 divisors (see below), whose sum is σ = 2181673728. Its totient is φ = 208293120.

The previous prime is 804782249. The next prime is 804782309. The reversal of 804782286 is 682287408.

It is a happy number.

804782286 is a `hidden beast` number, since 80 + 478 + 22 + 86 = 666.

804782286 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 466221 + ... + 467943.

It is an arithmetic number, because the mean of its divisors is an integer number (22725768).

Almost surely, 2^804782286 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 804782286, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1090836864).

804782286 is an abundant number, since it is smaller than the sum of its proper divisors (1376891442).

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

804782286 is a wasteful number, since it uses less digits than its factorization.

804782286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086 (or 2083 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 45.

The square root of 804782286 is about 28368.6849536597. The cubic root of 804782286 is about 930.1638767752.

The spelling of 804782286 in words is "eight hundred four million, seven hundred eighty-two thousand, two hundred eighty-six".