533424 has 20 divisors (see below), whose sum is σ = 1378136. Its totient is φ = 177792.

The previous prime is 533413. The next prime is 533447. The reversal of 533424 is 424335.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 533424.

It is an unprimeable number.

533424 is an untouchable number, because it is not equal to the sum of proper divisors of any 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, 5509 + ... + 5604.

2⁵³³⁴²⁴ is an apocalyptic number.

It is an amenable number.

533424 is an abundant number, since it is smaller than the sum of its proper divisors (844712).

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

533424 is a wasteful number, since it uses less digits than its factorization.

533424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11124 (or 11118 counting only the distinct ones).

The product of its digits is 1440, while the sum is 21.

The square root of 533424 is about 730.3588159254. The cubic root of 533424 is about 81.1006217888.

Adding to 533424 its reverse (424335), we get a palindrome (957759).

The spelling of 533424 in words is "five hundred thirty-three thousand, four hundred twenty-four".