198378295 has 8 divisors (see below), whose sum is σ = 243860400. Its totient is φ = 154831680.

The previous prime is 198378293. The next prime is 198378317. The reversal of 198378295 is 592873891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 198378295 - 2¹ = 198378293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198378293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483645 + ... + 484054.

It is an arithmetic number, because the mean of its divisors is an integer number (30482550).

Almost surely, 2^198378295 is an apocalyptic number.

198378295 is a deficient number, since it is larger than the sum of its proper divisors (45482105).

198378295 is an equidigital number, since it uses as much as digits as its factorization.

198378295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967745.

The product of its digits is 1088640, while the sum is 52.

The square root of 198378295 is about 14084.6829925277. The cubic root of 198378295 is about 583.2186247010.

The spelling of 198378295 in words is "one hundred ninety-eight million, three hundred seventy-eight thousand, two hundred ninety-five".