98139318 has 16 divisors (see below), whose sum is σ = 201583920. Its totient is φ = 31828896.

The previous prime is 98139311. The next prime is 98139319. The reversal of 98139318 is 81393189.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 98139318.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98139311) 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 7 ways as a sum of consecutive naturals, for example, 220813 + ... + 221256.

It is an arithmetic number, because the mean of its divisors is an integer number (12598995).

Almost surely, 2^98139318 is an apocalyptic number.

98139318 is an abundant number, since it is smaller than the sum of its proper divisors (103444602).

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

98139318 is a wasteful number, since it uses less digits than its factorization.

98139318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442111.

The product of its digits is 46656, while the sum is 42.

The square root of 98139318 is about 9906.5290591609. The cubic root of 98139318 is about 461.2620008481.

The spelling of 98139318 in words is "ninety-eight million, one hundred thirty-nine thousand, three hundred eighteen".