198062239 has 4 divisors (see below), whose sum is σ = 200851920. Its totient is φ = 195272560.

The previous prime is 198062231. The next prime is 198062261. The reversal of 198062239 is 932260891.

It is a happy number.

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 198062239 - 2³ = 198062231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198062231) 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, 1394734 + ... + 1394875.

It is an arithmetic number, because the mean of its divisors is an integer number (50212980).

Almost surely, 2^198062239 is an apocalyptic number.

198062239 is a deficient number, since it is larger than the sum of its proper divisors (2789681).

198062239 is an equidigital number, since it uses as much as digits as its factorization.

198062239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2789680.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 198062239 is about 14073.4586722667. The cubic root of 198062239 is about 582.9087323920.

The spelling of 198062239 in words is "one hundred ninety-eight million, sixty-two thousand, two hundred thirty-nine".