798980 has 48 divisors (see below), whose sum is σ = 2069760. Its totient is φ = 252288.

The previous prime is 798961. The next prime is 799003. The reversal of 798980 is 89897.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1601 + ... + 2039.

It is an arithmetic number, because the mean of its divisors is an integer number (43120).

2⁷⁹⁸⁹⁸⁰ is an apocalyptic number.

798980 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 798980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1034880).

798980 is an abundant number, since it is smaller than the sum of its proper divisors (1270780).

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

798980 is a wasteful number, since it uses less digits than its factorization.

798980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468 (or 466 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 798980 is about 893.8568117993. The cubic root of 798980 is about 92.7923063875.

The spelling of 798980 in words is "seven hundred ninety-eight thousand, nine hundred eighty".