98198818 has 8 divisors (see below), whose sum is σ = 149496912. Its totient is φ = 48366516.

The previous prime is 98198809. The next prime is 98198857. The reversal of 98198818 is 81889189.

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

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 3 ways as a sum of consecutive naturals, for example, 366280 + ... + 366547.

It is an arithmetic number, because the mean of its divisors is an integer number (18687114).

Almost surely, 2^98198818 is an apocalyptic number.

98198818 is a deficient number, since it is larger than the sum of its proper divisors (51298094).

98198818 is a wasteful number, since it uses less digits than its factorization.

98198818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732896.

The product of its digits is 331776, while the sum is 52.

The square root of 98198818 is about 9909.5316741004. The cubic root of 98198818 is about 461.3552001387.

It can be divided in two parts, 981 and 98818, that added together give a palindrome (99799).

The spelling of 98198818 in words is "ninety-eight million, one hundred ninety-eight thousand, eight hundred eighteen".