98398899 has 24 divisors (see below), whose sum is σ = 151126560. Its totient is φ = 61556352.

The previous prime is 98398897. The next prime is 98398913. The reversal of 98398899 is 99889389.

It is not a de Polignac number, because 98398899 - 2¹ = 98398897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98398897) 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 23 ways as a sum of consecutive naturals, for example, 6487 + ... + 15455.

It is an arithmetic number, because the mean of its divisors is an integer number (6296940).

Almost surely, 2^98398899 is an apocalyptic number.

98398899 is a deficient number, since it is larger than the sum of its proper divisors (52727661).

98398899 is a wasteful number, since it uses less digits than its factorization.

98398899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9051 (or 9048 counting only the distinct ones).

The product of its digits is 10077696, while the sum is 63.

The square root of 98398899 is about 9919.6219181983. The cubic root of 98398899 is about 461.6683260652.

The spelling of 98398899 in words is "ninety-eight million, three hundred ninety-eight thousand, eight hundred ninety-nine".