299424 has 24 divisors (see below), whose sum is σ = 786240. Its totient is φ = 99776.

The previous prime is 299419. The next prime is 299447. The reversal of 299424 is 424992.

299424 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 (24).

It is a junction number, because it is equal to n+sod(n) for n = 299391 and 299400.

It is an unprimeable number.

299424 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 3 ways as a sum of consecutive naturals, for example, 1464 + ... + 1655.

It is an arithmetic number, because the mean of its divisors is an integer number (32760).

2²⁹⁹⁴²⁴ is an apocalyptic number.

299424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

299424 is an abundant number, since it is smaller than the sum of its proper divisors (486816).

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

299424 is a wasteful number, since it uses less digits than its factorization.

299424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3132 (or 3124 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 299424 is about 547.1964912168. The cubic root of 299424 is about 66.9004238502.

It can be divided in two parts, 29 and 9424, that added together give a triangular number (9453 = T₁₃₇).

The spelling of 299424 in words is "two hundred ninety-nine thousand, four hundred twenty-four".