100198498 has 8 divisors (see below), whose sum is σ = 150476508. Its totient is φ = 50039664.

The previous prime is 100198487. The next prime is 100198507. The reversal of 100198498 is 894891001.

It can be written as a sum of positive squares in 2 ways, for example, as 99740169 + 458329 = 9987^2 + 677^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 100198498.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27661 + ... + 31072.

Almost surely, 2^100198498 is an apocalyptic number.

100198498 is a deficient number, since it is larger than the sum of its proper divisors (50278010).

100198498 is an equidigital number, since it uses as much as digits as its factorization.

100198498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59588.

The product of its (nonzero) digits is 20736, while the sum is 40.

The square root of 100198498 is about 10009.9199797001. The cubic root of 100198498 is about 464.4657957459.

It can be divided in two parts, 1001 and 98498, that added together give a palindrome (99499).

The spelling of 100198498 in words is "one hundred million, one hundred ninety-eight thousand, four hundred ninety-eight".