799809822 has 64 divisors (see below), whose sum is σ = 2034547200. Its totient is φ = 228147840.

The previous prime is 799809781. The next prime is 799809823. The reversal of 799809822 is 228908997.

799809822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799809823) 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, 305254 + ... + 307862.

It is an arithmetic number, because the mean of its divisors is an integer number (31789800).

Almost surely, 2^799809822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 799809822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1017273600).

799809822 is an abundant number, since it is smaller than the sum of its proper divisors (1234737378).

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

799809822 is a wasteful number, since it uses less digits than its factorization.

799809822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3438 (or 3432 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 54.

The square root of 799809822 is about 28280.9091438023. The cubic root of 799809822 is about 928.2442002193.

The spelling of 799809822 in words is "seven hundred ninety-nine million, eight hundred nine thousand, eight hundred twenty-two".