99989098 has 8 divisors (see below), whose sum is σ = 163618560. Its totient is φ = 45449580.

The previous prime is 99989093. The next prime is 99989101. The reversal of 99989098 is 89098999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (99989093) 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 3 ways as a sum of consecutive naturals, for example, 2272458 + ... + 2272501.

It is an arithmetic number, because the mean of its divisors is an integer number (20452320).

Almost surely, 2^99989098 is an apocalyptic number.

99989098 is a deficient number, since it is larger than the sum of its proper divisors (63629462).

99989098 is a wasteful number, since it uses less digits than its factorization.

99989098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4544972.

The product of its (nonzero) digits is 3779136, while the sum is 61.

The square root of 99989098 is about 9999.4548851425. The cubic root of 99989098 is about 464.1420152145.

The spelling of 99989098 in words is "ninety-nine million, nine hundred eighty-nine thousand, ninety-eight".