573504 has 56 divisors (see below), whose sum is σ = 1584960. Its totient is φ = 182784.

The previous prime is 573497. The next prime is 573509. The reversal of 573504 is 405375.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (573509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5517 + ... + 5619.

2⁵⁷³⁵⁰⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 573504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (792480).

573504 is an abundant number, since it is smaller than the sum of its proper divisors (1011456).

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

573504 is a wasteful number, since it uses less digits than its factorization.

573504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 573504 is about 757.3004687705. The cubic root of 573504 is about 83.0829962849.

Adding to 573504 its reverse (405375), we get a palindrome (978879).

The spelling of 573504 in words is "five hundred seventy-three thousand, five hundred four".