799566 has 8 divisors (see below), whose sum is σ = 1599144. Its totient is φ = 266520.

The previous prime is 799553. The next prime is 799573. The reversal of 799566 is 665997.

799566 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.

799566 is an admirable number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 799566.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66625 + ... + 66636.

It is an arithmetic number, because the mean of its divisors is an integer number (199893).

2⁷⁹⁹⁵⁶⁶ is an apocalyptic number.

799566 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.

799566 is a wasteful number, since it uses less digits than its factorization.

799566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133266.

The product of its digits is 102060, while the sum is 42.

The square root of 799566 is about 894.1845447110. The cubic root of 799566 is about 92.8149865561.

The spelling of 799566 in words is "seven hundred ninety-nine thousand, five hundred sixty-six".