298788 has 24 divisors (see below), whose sum is σ = 796992. Its totient is φ = 85344.

The previous prime is 298777. The next prime is 298799. The reversal of 298788 is 887892.

It is a happy number.

298788 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (298777) and next prime (298799).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

298788 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1695 + ... + 1862.

It is an arithmetic number, because the mean of its divisors is an integer number (33208).

2²⁹⁸⁷⁸⁸ is an apocalyptic number.

298788 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

298788 is an abundant number, since it is smaller than the sum of its proper divisors (498204).

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

298788 is a wasteful number, since it uses less digits than its factorization.

298788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3571 (or 3569 counting only the distinct ones).

The product of its digits is 64512, while the sum is 42.

The square root of 298788 is about 546.6150382125. The cubic root of 298788 is about 66.8530230286.

It can be divided in two parts, 2 and 98788, that added together give a triangular number (98790 = T₄₄₄).

The spelling of 298788 in words is "two hundred ninety-eight thousand, seven hundred eighty-eight".