198823323 has 8 divisors (see below), whose sum is σ = 265181248. Its totient is φ = 132507144.

The previous prime is 198823321. The next prime is 198823363. The reversal of 198823323 is 323328891.

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

It is not a de Polignac number, because 198823323 - 2¹ = 198823321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (198823321) 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, 3240 + ... + 20202.

It is an arithmetic number, because the mean of its divisors is an integer number (33147656).

Almost surely, 2^198823323 is an apocalyptic number.

198823323 is a deficient number, since it is larger than the sum of its proper divisors (66357925).

198823323 is a wasteful number, since it uses less digits than its factorization.

198823323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20873.

The product of its digits is 62208, while the sum is 39.

The square root of 198823323 is about 14100.4724388937. The cubic root of 198823323 is about 583.6544162867.

The spelling of 198823323 in words is "one hundred ninety-eight million, eight hundred twenty-three thousand, three hundred twenty-three".