98000000 has 168 divisors, whose sum is σ = 283883085.
Its totient is φ = 33600000.
The previous prime is 97999949. The next prime is 98000027. The reversal of 98000000 is 89.
Multipling 98000000 by its product of nonzero digits (72), we get a square (7056000000 = 840002).
Adding to 98000000 its reverse (89), we get a palindrome (98000089).
It is a powerful number, because all its prime factors have an exponent greater than 1
and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 4 ways, for example, as 16711744 + 81288256 = 4088^2 + 9016^2
It is an ABA number since it can be written as A⋅BA, here for A=2, B=7000.
It is a nialpdrome in base 10.
It is a zygodrome in base 7.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 13999997 + ... + 14000003.
Almost surely, 298000000 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 98000000
98000000 is an abundant number, since it is smaller than the sum of its proper divisors (185883085).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
98000000 is an frugal number, since it uses more digits than its factorization.
98000000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58 (or 14 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
The square root of 98000000 is about 9899.4949366117.
The cubic root of 98000000 is about 461.0436292058.
The spelling of 98000000 in words is "ninety-eight million", and thus it is an aban number and an uban number.