198044835 has 32 divisors (see below), whose sum is σ = 336918528. Its totient is φ = 99116160.

The previous prime is 198044797. The next prime is 198044851. The reversal of 198044835 is 538440891.

It is not a de Polignac number, because 198044835 - 2⁸ = 198044579 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 12870 + ... + 23700.

It is an arithmetic number, because the mean of its divisors is an integer number (10528704).

Almost surely, 2^198044835 is an apocalyptic number.

198044835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

198044835 is a deficient number, since it is larger than the sum of its proper divisors (138873693).

198044835 is a wasteful number, since it uses less digits than its factorization.

198044835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10915.

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 198044835 is about 14072.8403316459. The cubic root of 198044835 is about 582.8916582292.

The spelling of 198044835 in words is "one hundred ninety-eight million, forty-four thousand, eight hundred thirty-five".