198063 has 12 divisors (see below), whose sum is σ = 291720. Its totient is φ = 129456.

The previous prime is 198047. The next prime is 198073. The reversal of 198063 is 360891.

It is not a de Polignac number, because 198063 - 2⁴ = 198047 is a prime.

198063 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 345 + ... + 717.

It is an arithmetic number, because the mean of its divisors is an integer number (24310).

2¹⁹⁸⁰⁶³ is an apocalyptic number.

198063 is a deficient number, since it is larger than the sum of its proper divisors (93657).

198063 is a wasteful number, since it uses less digits than its factorization.

198063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438 (or 435 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 198063 is about 445.0426945811. The cubic root of 198063 is about 58.2909478947.

The spelling of 198063 in words is "one hundred ninety-eight thousand, sixty-three".