989355122 has 16 divisors (see below), whose sum is σ = 1698883200. Its totient is φ = 423297888.

The previous prime is 989355121. The next prime is 989355131. The reversal of 989355122 is 221553989.

It is not an unprimeable number, because it can be changed into a prime (989355121) 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 7 ways as a sum of consecutive naturals, for example, 50603 + ... + 67374.

It is an arithmetic number, because the mean of its divisors is an integer number (106180200).

Almost surely, 2^989355122 is an apocalyptic number.

989355122 is a deficient number, since it is larger than the sum of its proper divisors (709528078).

989355122 is a wasteful number, since it uses less digits than its factorization.

989355122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118585.

The product of its digits is 194400, while the sum is 44.

The square root of 989355122 is about 31454.0159916027. The cubic root of 989355122 is about 996.4390419627.

The spelling of 989355122 in words is "nine hundred eighty-nine million, three hundred fifty-five thousand, one hundred twenty-two".