299224 has 16 divisors (see below), whose sum is σ = 567720. Its totient is φ = 147840.

The previous prime is 299213. The next prime is 299239. The reversal of 299224 is 422992.

It is a happy number.

It is a super-3 number, since 3×299224³ = 80373064473334272, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 299192 and 299201.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 739 + ... + 1069.

2²⁹⁹²²⁴ is an apocalyptic number.

It is an amenable number.

299224 is a deficient number, since it is larger than the sum of its proper divisors (268496).

299224 is a wasteful number, since it uses less digits than its factorization.

299224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450 (or 446 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 299224 is about 547.0137109799. The cubic root of 299224 is about 66.8855251725.

The spelling of 299224 in words is "two hundred ninety-nine thousand, two hundred twenty-four".