799947 has 6 divisors (see below), whose sum is σ = 1155492. Its totient is φ = 533292.

The previous prime is 799921. The next prime is 799949. The reversal of 799947 is 749997.

799947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 799947 - 2¹⁰ = 798923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (799949) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44433 + ... + 44450.

It is an arithmetic number, because the mean of its divisors is an integer number (192582).

2⁷⁹⁹⁹⁴⁷ is an apocalyptic number.

799947 is a deficient number, since it is larger than the sum of its proper divisors (355545).

799947 is a wasteful number, since it uses less digits than its factorization.

799947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88889 (or 88886 counting only the distinct ones).

The product of its digits is 142884, while the sum is 45.

The square root of 799947 is about 894.3975626085. The cubic root of 799947 is about 92.8297265919.

The spelling of 799947 in words is "seven hundred ninety-nine thousand, nine hundred forty-seven".