989585046 has 16 divisors (see below), whose sum is σ = 2199078000. Its totient is φ = 329861664.

The previous prime is 989585033. The next prime is 989585057. The reversal of 989585046 is 640585989.

It is a happy number.

989585046 is a `hidden beast` number, since 9 + 89 + 58 + 504 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 18325649 = 989585046 / (9 + 8 + 9 + 5 + 8 + 5 + 0 + 4 + 6).

It is a junction number, because it is equal to n+sod(n) for n = 989584983 and 989585001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9162771 + ... + 9162878.

It is an arithmetic number, because the mean of its divisors is an integer number (137442375).

Almost surely, 2^989585046 is an apocalyptic number.

989585046 is an abundant number, since it is smaller than the sum of its proper divisors (1209492954).

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

989585046 is a wasteful number, since it uses less digits than its factorization.

989585046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18325660 (or 18325654 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 54.

The square root of 989585046 is about 31457.6707020720. The cubic root of 989585046 is about 996.5162260798.

The spelling of 989585046 in words is "nine hundred eighty-nine million, five hundred eighty-five thousand, forty-six".