989894366 has 8 divisors (see below), whose sum is σ = 1485155280. Its totient is φ = 494842608.

The previous prime is 989894333. The next prime is 989894369. The reversal of 989894366 is 663498989.

989894366 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 junction number, because it is equal to n+sod(n) for n = 989894299 and 989894308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (989894369) 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, 39866 + ... + 59741.

It is an arithmetic number, because the mean of its divisors is an integer number (185644410).

Almost surely, 2^989894366 is an apocalyptic number.

989894366 is a deficient number, since it is larger than the sum of its proper divisors (495260914).

989894366 is a wasteful number, since it uses less digits than its factorization.

989894366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104578.

The product of its digits is 20155392, while the sum is 62.

The square root of 989894366 is about 31462.5867658716. The cubic root of 989894366 is about 996.6200441025.

The spelling of 989894366 in words is "nine hundred eighty-nine million, eight hundred ninety-four thousand, three hundred sixty-six".