799000 has 64 divisors (see below), whose sum is σ = 2021760. Its totient is φ = 294400.

The previous prime is 798961. The next prime is 799003. The reversal of 799000 is 997.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799003) by changing a digit.

799000 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16977 + ... + 17023.

It is an arithmetic number, because the mean of its divisors is an integer number (31590).

2⁷⁹⁹⁰⁰⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 799000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1010880).

799000 is an abundant number, since it is smaller than the sum of its proper divisors (1222760).

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

799000 is a wasteful number, since it uses less digits than its factorization.

799000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 567, while the sum is 25.

The square root of 799000 is about 893.8679992035. The cubic root of 799000 is about 92.7930806375.

Adding to 799000 its reverse (997), we get a palindrome (799997).

The spelling of 799000 in words is "seven hundred ninety-nine thousand".