8022784899 has 32 divisors (see below), whose sum is σ = 11128226560. Its totient is φ = 5137509888.

The previous prime is 8022784871. The next prime is 8022784909. The reversal of 8022784899 is 9984872208.

It is a Cunningham number, because it is equal to 89570²-1.

It is not a de Polignac number, because 8022784899 - 2¹⁷ = 8022653827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8022784499) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3850512 + ... + 3852594.

It is an arithmetic number, because the mean of its divisors is an integer number (347757080).

Almost surely, 2^8022784899 is an apocalyptic number.

8022784899 is a deficient number, since it is larger than the sum of its proper divisors (3105441661).

8022784899 is a wasteful number, since it uses less digits than its factorization.

8022784899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611.

The product of its (nonzero) digits is 4644864, while the sum is 57.

The square root of 8022784899 is about 89569.9999944178. Note that the first 5 decimals coincide. The cubic root of 8022784899 is about 2001.8969418204.

The spelling of 8022784899 in words is "eight billion, twenty-two million, seven hundred eighty-four thousand, eight hundred ninety-nine".