996889618 has 8 divisors (see below), whose sum is σ = 1505237760. Its totient is φ = 495143700.

The previous prime is 996889613. The next prime is 996889669. The reversal of 996889618 is 816988699.

996889618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 996889618.

It is not an unprimeable number, because it can be changed into a prime (996889613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1650178 + ... + 1650781.

It is an arithmetic number, because the mean of its divisors is an integer number (188154720).

Almost surely, 2^996889618 is an apocalyptic number.

996889618 is a deficient number, since it is larger than the sum of its proper divisors (508348142).

996889618 is a wasteful number, since it uses less digits than its factorization.

996889618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3301112.

The product of its digits is 13436928, while the sum is 64.

The square root of 996889618 is about 31573.5588428039. The cubic root of 996889618 is about 998.9621291969.

The spelling of 996889618 in words is "nine hundred ninety-six million, eight hundred eighty-nine thousand, six hundred eighteen".