298253 has 4 divisors (see below), whose sum is σ = 301308. Its totient is φ = 295200.

The previous prime is 298247. The next prime is 298261. The reversal of 298253 is 352892.

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

It can be written as a sum of positive squares in 2 ways, for example, as 268324 + 29929 = 518^2 + 173^2 .

It is a cyclic number.

It is not a de Polignac number, because 298253 - 2⁴ = 298237 is a prime.

It is a d-powerful number, because it can be written as 2¹⁴ + 9 + 2¹⁸ + 8 + 5² + 3⁹ .

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298213) 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, 1376 + ... + 1577.

It is an arithmetic number, because the mean of its divisors is an integer number (75327).

2²⁹⁸²⁵³ is an apocalyptic number.

It is an amenable number.

298253 is a deficient number, since it is larger than the sum of its proper divisors (3055).

298253 is a wasteful number, since it uses less digits than its factorization.

298253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3054.

The product of its digits is 4320, while the sum is 29.

The square root of 298253 is about 546.1254434651. The cubic root of 298253 is about 66.8130975788.

The spelling of 298253 in words is "two hundred ninety-eight thousand, two hundred fifty-three".