530624 has 14 divisors (see below), whose sum is σ = 1053084. Its totient is φ = 265280.

The previous prime is 530609. The next prime is 530641. The reversal of 530624 is 426035.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 530596 and 530605.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 530624.

It is an unprimeable number.

530624 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 (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4082 + ... + 4209.

2⁵³⁰⁶²⁴ is an apocalyptic number.

It is an amenable number.

530624 is a deficient number, since it is larger than the sum of its proper divisors (522460).

530624 is an equidigital number, since it uses as much as digits as its factorization.

530624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8303 (or 8293 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 530624 is about 728.4394278181. The cubic root of 530624 is about 80.9584708112.

Adding to 530624 its reverse (426035), we get a palindrome (956659).

The spelling of 530624 in words is "five hundred thirty thousand, six hundred twenty-four".