298256 has 20 divisors (see below), whose sum is σ = 660672. Its totient is φ = 127776.

The previous prime is 298247. The next prime is 298261. The reversal of 298256 is 652892.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

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, 1220 + ... + 1443.

2²⁹⁸²⁵⁶ is an apocalyptic number.

It is an amenable number.

298256 is an abundant number, since it is smaller than the sum of its proper divisors (362416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

298256 is a wasteful number, since it uses less digits than its factorization.

298256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2678 (or 2672 counting only the distinct ones).

The product of its digits is 8640, while the sum is 32.

The square root of 298256 is about 546.1281900799. The cubic root of 298256 is about 66.8133215929.

The spelling of 298256 in words is "two hundred ninety-eight thousand, two hundred fifty-six".