198358363 has 16 divisors (see below), whose sum is σ = 240891840. Its totient is φ = 159446016.

The previous prime is 198358351. The next prime is 198358387. The reversal of 198358363 is 363853891.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-198358363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (198358393) 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, 32023 + ... + 37711.

It is an arithmetic number, because the mean of its divisors is an integer number (15055740).

Almost surely, 2^198358363 is an apocalyptic number.

198358363 is a deficient number, since it is larger than the sum of its proper divisors (42533477).

198358363 is a wasteful number, since it uses less digits than its factorization.

198358363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6006.

The product of its digits is 466560, while the sum is 46.

The square root of 198358363 is about 14083.9753975928. The cubic root of 198358363 is about 583.1990911410.

The spelling of 198358363 in words is "one hundred ninety-eight million, three hundred fifty-eight thousand, three hundred sixty-three".