798722 has 8 divisors (see below), whose sum is σ = 1261200. Its totient is φ = 378324.

The previous prime is 798713. The next prime is 798727. The reversal of 798722 is 227897.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 798722.

It is not an unprimeable number, because it can be changed into a prime (798727) by changing a digit.

798722 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 (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10472 + ... + 10547.

It is an arithmetic number, because the mean of its divisors is an integer number (157650).

2⁷⁹⁸⁷²² is an apocalyptic number.

798722 is a deficient number, since it is larger than the sum of its proper divisors (462478).

798722 is a wasteful number, since it uses less digits than its factorization.

798722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21040.

The product of its digits is 14112, while the sum is 35.

The square root of 798722 is about 893.7124817300. The cubic root of 798722 is about 92.7823174048.

The spelling of 798722 in words is "seven hundred ninety-eight thousand, seven hundred twenty-two".