299868 has 12 divisors (see below), whose sum is σ = 699720. Its totient is φ = 99952.

The previous prime is 299861. The next prime is 299881. The reversal of 299868 is 868992.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (299861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12483 + ... + 12506.

It is an arithmetic number, because the mean of its divisors is an integer number (58310).

2²⁹⁹⁸⁶⁸ is an apocalyptic number.

It is an amenable number.

299868 is an abundant number, since it is smaller than the sum of its proper divisors (399852).

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

299868 is a wasteful number, since it uses less digits than its factorization.

299868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24996 (or 24994 counting only the distinct ones).

The product of its digits is 62208, while the sum is 42.

The square root of 299868 is about 547.6020452847. The cubic root of 299868 is about 66.9334752179.

The spelling of 299868 in words is "two hundred ninety-nine thousand, eight hundred sixty-eight".