298816 has 56 divisors (see below), whose sum is σ = 731520. Its totient is φ = 118272.

The previous prime is 298801. The next prime is 298817. The reversal of 298816 is 618892.

298816 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10290 + ... + 10318.

2²⁹⁸⁸¹⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 298816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (365760).

298816 is an abundant number, since it is smaller than the sum of its proper divisors (432704).

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

298816 is a wasteful number, since it uses less digits than its factorization.

298816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71 (or 61 counting only the distinct ones).

The product of its digits is 6912, while the sum is 34.

The square root of 298816 is about 546.6406497874. The cubic root of 298816 is about 66.8551112720.

The spelling of 298816 in words is "two hundred ninety-eight thousand, eight hundred sixteen".