198316366 has 4 divisors (see below), whose sum is σ = 297474552. Its totient is φ = 99158182.

The previous prime is 198316361. The next prime is 198316367. The reversal of 198316366 is 663613891.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198316361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49579090 + ... + 49579093.

It is an arithmetic number, because the mean of its divisors is an integer number (74368638).

Almost surely, 2^198316366 is an apocalyptic number.

198316366 is a deficient number, since it is larger than the sum of its proper divisors (99158186).

198316366 is an equidigital number, since it uses as much as digits as its factorization.

198316366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99158185.

The product of its digits is 139968, while the sum is 43.

The square root of 198316366 is about 14082.4843688889. The cubic root of 198316366 is about 583.1579293760.

The spelling of 198316366 in words is "one hundred ninety-eight million, three hundred sixteen thousand, three hundred sixty-six".