799800 has 96 divisors (see below), whose sum is σ = 2618880. Its totient is φ = 201600.

The previous prime is 799789. The next prime is 799801. The reversal of 799800 is 8997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799801) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18579 + ... + 18621.

It is an arithmetic number, because the mean of its divisors is an integer number (27280).

2⁷⁹⁹⁸⁰⁰ 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 799800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1309440).

799800 is an abundant number, since it is smaller than the sum of its proper divisors (1819080).

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

799800 is a wasteful number, since it uses less digits than its factorization.

799800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 799800 is about 894.3153806125. The cubic root of 799800 is about 92.8240400461.

The spelling of 799800 in words is "seven hundred ninety-nine thousand, eight hundred".