799999844 has 12 divisors (see below), whose sum is σ = 1599999744. Its totient is φ = 342857064.

The previous prime is 799999843. The next prime is 799999847. The reversal of 799999844 is 448999997.

799999844 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (799999843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14285684 + ... + 14285739.

It is an arithmetic number, because the mean of its divisors is an integer number (133333312).

Almost surely, 2^799999844 is an apocalyptic number.

It is an amenable number.

799999844 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

799999844 is a wasteful number, since it uses less digits than its factorization.

799999844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28571434 (or 28571432 counting only the distinct ones).

The product of its digits is 52907904, while the sum is 68.

The square root of 799999844 is about 28284.2684897453. The cubic root of 799999844 is about 928.3177063819.

The spelling of 799999844 in words is "seven hundred ninety-nine million, nine hundred ninety-nine thousand, eight hundred forty-four".