198085098 has 32 divisors (see below), whose sum is σ = 404683776. Its totient is φ = 64622448.

The previous prime is 198085093. The next prime is 198085103. The reversal of 198085098 is 890580891.

It is an interprime number because it is at equal distance from previous prime (198085093) and next prime (198085103).

It is not an unprimeable number, because it can be changed into a prime (198085091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64015 + ... + 67037.

It is an arithmetic number, because the mean of its divisors is an integer number (12646368).

Almost surely, 2^198085098 is an apocalyptic number.

198085098 is an abundant number, since it is smaller than the sum of its proper divisors (206598678).

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

198085098 is a wasteful number, since it uses less digits than its factorization.

198085098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3258.

The product of its (nonzero) digits is 207360, while the sum is 48.

The square root of 198085098 is about 14074.2707803992. The cubic root of 198085098 is about 582.9311566532.

It can be divided in two parts, 1980 and 85098, that added together give a palindrome (87078).

The spelling of 198085098 in words is "one hundred ninety-eight million, eighty-five thousand, ninety-eight".