799983 has 8 divisors (see below), whose sum is σ = 1185200. Its totient is φ = 533304.

The previous prime is 799979. The next prime is 799991. The reversal of 799983 is 389997.

It is a happy number.

It is not a de Polignac number, because 799983 - 2² = 799979 is a prime.

It is a d-powerful number, because it can be written as 7⁶ + 9⁵ + 9⁵ + 9⁶ + 8⁵ + 3³ .

It is a Duffinian number.

799983 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799993) 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, 14788 + ... + 14841.

It is an arithmetic number, because the mean of its divisors is an integer number (148150).

2⁷⁹⁹⁹⁸³ is an apocalyptic number.

799983 is a deficient number, since it is larger than the sum of its proper divisors (385217).

799983 is a wasteful number, since it uses less digits than its factorization.

799983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29638 (or 29632 counting only the distinct ones).

The product of its digits is 122472, while the sum is 45.

The square root of 799983 is about 894.4176876605. The cubic root of 799983 is about 92.8311191092.

The spelling of 799983 in words is "seven hundred ninety-nine thousand, nine hundred eighty-three".