198079250 has 16 divisors (see below), whose sum is σ = 370804824. Its totient is φ = 79231600.

The previous prime is 198079229. The next prime is 198079283. The reversal of 198079250 is 52970891.

It can be written as a sum of positive squares in 4 ways, for example, as 78198649 + 119880601 = 8843^2 + 10949^2 .

It is a junction number, because it is equal to n+sod(n) for n = 198079198 and 198079207.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395909 + ... + 396408.

Almost surely, 2^198079250 is an apocalyptic number.

198079250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

198079250 is a deficient number, since it is larger than the sum of its proper divisors (172725574).

198079250 is an equidigital number, since it uses as much as digits as its factorization.

198079250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792334 (or 792324 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 41.

The square root of 198079250 is about 14074.0630238748. The cubic root of 198079250 is about 582.9254200363.

The spelling of 198079250 in words is "one hundred ninety-eight million, seventy-nine thousand, two hundred fifty".