198093038 has 32 divisors (see below), whose sum is σ = 360364032. Its totient is φ = 80431200.

The previous prime is 198093037. The next prime is 198093041. The reversal of 198093038 is 830390891.

It is a junction number, because it is equal to n+sod(n) for n = 198092986 and 198093004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198093037) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2306 + ... + 20037.

It is an arithmetic number, because the mean of its divisors is an integer number (11261376).

Almost surely, 2^198093038 is an apocalyptic number.

198093038 is a deficient number, since it is larger than the sum of its proper divisors (162270994).

198093038 is a wasteful number, since it uses less digits than its factorization.

198093038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22400.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 198093038 is about 14074.5528525776. The cubic root of 198093038 is about 582.9389452444.

The spelling of 198093038 in words is "one hundred ninety-eight million, ninety-three thousand, thirty-eight".