532305520 has 80 divisors (see below), whose sum is σ = 1324334880. Its totient is φ = 198374400.

The previous prime is 532305511. The next prime is 532305523. The reversal of 532305520 is 25503235.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532305523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89850 + ... + 95590.

It is an arithmetic number, because the mean of its divisors is an integer number (16554186).

Almost surely, 2^532305520 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 532305520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (662167440).

532305520 is an abundant number, since it is smaller than the sum of its proper divisors (792029360).

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

532305520 is a wasteful number, since it uses less digits than its factorization.

532305520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5834 (or 5828 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 532305520 is about 23071.7472246902. The cubic root of 532305520 is about 810.4389837109.

Adding to 532305520 its reverse (25503235), we get a palindrome (557808755).

The spelling of 532305520 in words is "five hundred thirty-two million, three hundred five thousand, five hundred twenty".