799948839 has 8 divisors (see below), whose sum is σ = 1066804480. Its totient is φ = 533196216.

The previous prime is 799948829. The next prime is 799948841. The reversal of 799948839 is 938849997.

799948839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-799948839 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 799948839.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799948829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5317 + ... + 40350.

It is an arithmetic number, because the mean of its divisors is an integer number (133350560).

Almost surely, 2^799948839 is an apocalyptic number.

799948839 is a deficient number, since it is larger than the sum of its proper divisors (266855641).

799948839 is a wasteful number, since it uses less digits than its factorization.

799948839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51509.

The product of its digits is 35271936, while the sum is 66.

The square root of 799948839 is about 28283.3668257511. The cubic root of 799948839 is about 928.2979772735.

The spelling of 799948839 in words is "seven hundred ninety-nine million, nine hundred forty-eight thousand, eight hundred thirty-nine".