298331 has 8 divisors (see below), whose sum is σ = 334704. Its totient is φ = 263520.

The previous prime is 298327. The next prime is 298339. The reversal of 298331 is 133892.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 298331 - 2² = 298327 is a prime.

It is a super-2 number, since 2×298331² = 178002771122, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 298331.

It is not an unprimeable number, because it can be changed into a prime (298339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41 + ... + 773.

It is an arithmetic number, because the mean of its divisors is an integer number (41838).

2²⁹⁸³³¹ is an apocalyptic number.

298331 is a deficient number, since it is larger than the sum of its proper divisors (36373).

298331 is a wasteful number, since it uses less digits than its factorization.

298331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781.

The product of its digits is 1296, while the sum is 26.

The square root of 298331 is about 546.1968509613. The cubic root of 298331 is about 66.8189214569.

The spelling of 298331 in words is "two hundred ninety-eight thousand, three hundred thirty-one".