989045204 has 36 divisors (see below), whose sum is σ = 2078375040. Its totient is φ = 410200560.

The previous prime is 989045201. The next prime is 989045219. The reversal of 989045204 is 402540989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (989045201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75314 + ... + 87465.

It is an arithmetic number, because the mean of its divisors is an integer number (57732640).

Almost surely, 2^989045204 is an apocalyptic number.

It is an amenable number.

989045204 is an abundant number, since it is smaller than the sum of its proper divisors (1089329836).

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

989045204 is a wasteful number, since it uses less digits than its factorization.

989045204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162828 (or 162819 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 989045204 is about 31449.0890806077. The cubic root of 989045204 is about 996.3349854113.

The spelling of 989045204 in words is "nine hundred eighty-nine million, forty-five thousand, two hundred four".