198079948 has 12 divisors (see below), whose sum is σ = 378152712. Its totient is φ = 90036320.

The previous prime is 198079909. The next prime is 198079951. The reversal of 198079948 is 849970891.

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 3 ways as a sum of consecutive naturals, for example, 2250865 + ... + 2250952.

It is an arithmetic number, because the mean of its divisors is an integer number (31512726).

Almost surely, 2^198079948 is an apocalyptic number.

It is an amenable number.

198079948 is a deficient number, since it is larger than the sum of its proper divisors (180072764).

198079948 is a wasteful number, since it uses less digits than its factorization.

198079948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4501832 (or 4501830 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 55.

The square root of 198079948 is about 14074.0878212408. The cubic root of 198079948 is about 582.9261047479.

The spelling of 198079948 in words is "one hundred ninety-eight million, seventy-nine thousand, nine hundred forty-eight".