198895946 has 8 divisors (see below), whose sum is σ = 302431044. Its totient is φ = 98085600.

The previous prime is 198895943. The next prime is 198895951. The reversal of 198895946 is 649598891.

It can be written as a sum of positive squares in 2 ways, for example, as 198105625 + 790321 = 14075^2 + 889^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (198895943) 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, 681005 + ... + 681296.

Almost surely, 2^198895946 is an apocalyptic number.

198895946 is a deficient number, since it is larger than the sum of its proper divisors (103535098).

198895946 is a wasteful number, since it uses less digits than its factorization.

198895946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362376.

The product of its digits is 5598720, while the sum is 59.

The square root of 198895946 is about 14103.0474011825. The cubic root of 198895946 is about 583.7254702830.

The spelling of 198895946 in words is "one hundred ninety-eight million, eight hundred ninety-five thousand, nine hundred forty-six".