198433339 has 4 divisors (see below), whose sum is σ = 213697456. Its totient is φ = 183169224.

The previous prime is 198433337. The next prime is 198433379. The reversal of 198433339 is 933334891.

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

It is a cyclic number.

It is not a de Polignac number, because 198433339 - 2¹ = 198433337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 198433295 and 198433304.

It is not an unprimeable number, because it can be changed into a prime (198433337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7632039 + ... + 7632064.

It is an arithmetic number, because the mean of its divisors is an integer number (53424364).

Almost surely, 2^198433339 is an apocalyptic number.

198433339 is a deficient number, since it is larger than the sum of its proper divisors (15264117).

198433339 is a wasteful number, since it uses less digits than its factorization.

198433339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15264116.

The product of its digits is 209952, while the sum is 43.

The square root of 198433339 is about 14086.6368945891. The cubic root of 198433339 is about 583.2725615783.

The spelling of 198433339 in words is "one hundred ninety-eight million, four hundred thirty-three thousand, three hundred thirty-nine".