3998800098 has 12 divisors (see below), whose sum is σ = 8664066918. Its totient is φ = 1332933360.

The previous prime is 3998800087. The next prime is 3998800103. The reversal of 3998800098 is 8900088993.

It can be written as a sum of positive squares in only one way, i.e., 3693843729 + 304956369 = 60777^2 + 17463^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 111077763 + ... + 111077798.

Almost surely, 2^3998800098 is an apocalyptic number.

3998800098 is an abundant number, since it is smaller than the sum of its proper divisors (4665266820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3998800098 is a wasteful number, since it uses less digits than its factorization.

3998800098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222155569 (or 222155566 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 54.

The square root of 3998800098 is about 63236.0664336421. The cubic root of 3998800098 is about 1587.2423089527.

The spelling of 3998800098 in words is "three billion, nine hundred ninety-eight million, eight hundred thousand, ninety-eight".