798680 has 32 divisors (see below), whose sum is σ = 1844640. Its totient is φ = 311040.

The previous prime is 798667. The next prime is 798691. The reversal of 798680 is 86897.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1397 + ... + 1883.

It is an arithmetic number, because the mean of its divisors is an integer number (57645).

2⁷⁹⁸⁶⁸⁰ 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 798680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (922320).

798680 is an abundant number, since it is smaller than the sum of its proper divisors (1045960).

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

798680 is a wasteful number, since it uses less digits than its factorization.

798680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539 (or 535 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 798680 is about 893.6889839312. The cubic root of 798680 is about 92.7806910877.

The spelling of 798680 in words is "seven hundred ninety-eight thousand, six hundred eighty".