298255 has 4 divisors (see below), whose sum is σ = 357912. Its totient is φ = 238600.

The previous prime is 298247. The next prime is 298261. The reversal of 298255 is 552892.

It is a happy number.

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

It is not a de Polignac number, because 298255 - 2³ = 298247 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29821 + ... + 29830.

It is an arithmetic number, because the mean of its divisors is an integer number (89478).

2²⁹⁸²⁵⁵ is an apocalyptic number.

298255 is a deficient number, since it is larger than the sum of its proper divisors (59657).

298255 is an equidigital number, since it uses as much as digits as its factorization.

298255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59656.

The product of its digits is 7200, while the sum is 31.

The square root of 298255 is about 546.1272745432. The cubic root of 298255 is about 66.8132469217.

The spelling of 298255 in words is "two hundred ninety-eight thousand, two hundred fifty-five".