163298 has 4 divisors (see below), whose sum is σ = 244950. Its totient is φ = 81648.

The previous prime is 163259. The next prime is 163307. The reversal of 163298 is 892361.

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., 113569 + 49729 = 337^2 + 223^2 .

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 163298.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40823 + ... + 40826.

2¹⁶³²⁹⁸ is an apocalyptic number.

163298 is a deficient number, since it is larger than the sum of its proper divisors (81652).

163298 is an equidigital number, since it uses as much as digits as its factorization.

163298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81651.

The product of its digits is 2592, while the sum is 29.

The square root of 163298 is about 404.1014724051. The cubic root of 163298 is about 54.6588246402.

The spelling of 163298 in words is "one hundred sixty-three thousand, two hundred ninety-eight".