298398 has 16 divisors (see below), whose sum is σ = 611856. Its totient is φ = 96960.

The previous prime is 298373. The next prime is 298399. The reversal of 298398 is 893892.

298398 is nontrivially palindromic in base 5.

298398 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 298398.

It is not an unprimeable number, because it can be changed into a prime (298399) 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, 361 + ... + 852.

It is an arithmetic number, because the mean of its divisors is an integer number (38241).

2²⁹⁸³⁹⁸ is an apocalyptic number.

298398 is an abundant number, since it is smaller than the sum of its proper divisors (313458).

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

298398 is a wasteful number, since it uses less digits than its factorization.

298398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259.

The product of its digits is 31104, while the sum is 39.

The square root of 298398 is about 546.2581807168. The cubic root of 298398 is about 66.8239232085.

It can be divided in two parts, 2983 and 98, that added together give a triangular number (3081 = T₇₈).

The spelling of 298398 in words is "two hundred ninety-eight thousand, three hundred ninety-eight".