198988282 has 16 divisors (see below), whose sum is σ = 300736800. Its totient is φ = 98746000.

The previous prime is 198988277. The next prime is 198988303. The reversal of 198988282 is 282889891.

It is an unprimeable number.

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, 194769 + ... + 195787.

It is an arithmetic number, because the mean of its divisors is an integer number (18796050).

Almost surely, 2^198988282 is an apocalyptic number.

198988282 is a deficient number, since it is larger than the sum of its proper divisors (101748518).

198988282 is a wasteful number, since it uses less digits than its factorization.

198988282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1661.

The product of its digits is 1327104, while the sum is 55.

The square root of 198988282 is about 14106.3206400535. The cubic root of 198988282 is about 583.8157864131.

The spelling of 198988282 in words is "one hundred ninety-eight million, nine hundred eighty-eight thousand, two hundred eighty-two".