798618 has 8 divisors (see below), whose sum is σ = 1597248. Its totient is φ = 266204.

The previous prime is 798613. The next prime is 798641. The reversal of 798618 is 816897.

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

798618 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (798613) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 66546 + ... + 66557.

It is an arithmetic number, because the mean of its divisors is an integer number (199656).

2⁷⁹⁸⁶¹⁸ is an apocalyptic number.

798618 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

798618 is a wasteful number, since it uses less digits than its factorization.

798618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133108.

The product of its digits is 24192, while the sum is 39.

The square root of 798618 is about 893.6542955752. The cubic root of 798618 is about 92.7782902297.

The spelling of 798618 in words is "seven hundred ninety-eight thousand, six hundred eighteen".