198075330 has 48 divisors (see below), whose sum is σ = 545293944. Its totient is φ = 49712640.

The previous prime is 198075301. The next prime is 198075391. The reversal of 198075330 is 33570891.

It can be written as a sum of positive squares in 4 ways, for example, as 146967129 + 51108201 = 12123^2 + 7149^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63201 + ... + 66260.

Almost surely, 2^198075330 is an apocalyptic number.

198075330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

198075330 is an abundant number, since it is smaller than the sum of its proper divisors (347218614).

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

198075330 is a wasteful number, since it uses less digits than its factorization.

198075330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129491 (or 129488 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 198075330 is about 14073.9237599186. The cubic root of 198075330 is about 582.9215746348.

The spelling of 198075330 in words is "one hundred ninety-eight million, seventy-five thousand, three hundred thirty".