98128928 has 12 divisors (see below), whose sum is σ = 193191390. Its totient is φ = 49064448.

The previous prime is 98128907. The next prime is 98128957. The reversal of 98128928 is 82982189.

It can be written as a sum of positive squares in only one way, i.e., 54937744 + 43191184 = 7412^2 + 6572^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1533233 + ... + 1533296.

Almost surely, 2^98128928 is an apocalyptic number.

It is an amenable number.

98128928 is a deficient number, since it is larger than the sum of its proper divisors (95062462).

98128928 is a wasteful number, since it uses less digits than its factorization.

98128928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3066539 (or 3066531 counting only the distinct ones).

The product of its digits is 165888, while the sum is 47.

The square root of 98128928 is about 9906.0046436492. The cubic root of 98128928 is about 461.2457223527.

The spelling of 98128928 in words is "ninety-eight million, one hundred twenty-eight thousand, nine hundred twenty-eight".