201298 has 4 divisors (see below), whose sum is σ = 301950. Its totient is φ = 100648.

The previous prime is 201287. The next prime is 201307. The reversal of 201298 is 892102.

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

It can be written as a sum of positive squares in only one way, i.e., 149769 + 51529 = 387^2 + 227^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

201298 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50323 + ... + 50326.

2²⁰¹²⁹⁸ is an apocalyptic number.

201298 is a deficient number, since it is larger than the sum of its proper divisors (100652).

201298 is a wasteful number, since it uses less digits than its factorization.

201298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100651.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 201298 is about 448.6624566420. The cubic root of 201298 is about 58.6065945589.

The spelling of 201298 in words is "two hundred one thousand, two hundred ninety-eight".