989412336 has 120 divisors (see below), whose sum is σ = 3028399920. Its totient is φ = 299059200.

The previous prime is 989412323. The next prime is 989412371. The reversal of 989412336 is 633214989.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 989412291 and 989412300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1122616 + ... + 1123496.

It is an arithmetic number, because the mean of its divisors is an integer number (25236666).

Almost surely, 2^989412336 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 989412336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1514199960).

989412336 is an abundant number, since it is smaller than the sum of its proper divisors (2038987584).

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

989412336 is a wasteful number, since it uses less digits than its factorization.

989412336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615 (or 1606 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 989412336 is about 31454.9254648616. The cubic root of 989412336 is about 996.4582494792.

The spelling of 989412336 in words is "nine hundred eighty-nine million, four hundred twelve thousand, three hundred thirty-six".