198434714 has 8 divisors (see below), whose sum is σ = 298496340. Its totient is φ = 98935936.

The previous prime is 198434713. The next prime is 198434729. The reversal of 198434714 is 417434891.

It can be written as a sum of positive squares in 2 ways, for example, as 178676689 + 19758025 = 13367^2 + 4445^2 .

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

It is not an unprimeable number, because it can be changed into a prime (198434713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139829 + ... + 141240.

Almost surely, 2^198434714 is an apocalyptic number.

198434714 is a deficient number, since it is larger than the sum of its proper divisors (100061626).

198434714 is a wasteful number, since it uses less digits than its factorization.

198434714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281424.

The product of its digits is 96768, while the sum is 41.

The square root of 198434714 is about 14086.6856996243. The cubic root of 198434714 is about 583.2739087947.

The spelling of 198434714 in words is "one hundred ninety-eight million, four hundred thirty-four thousand, seven hundred fourteen".