532321 has 8 divisors (see below), whose sum is σ = 570024. Its totient is φ = 495360.

The previous prime is 532313. The next prime is 532327. The reversal of 532321 is 123235.

It can be written as a sum of positive squares in 4 ways, for example, as 96721 + 435600 = 311^2 + 660^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 532321 - 2³ = 532313 is a prime.

It is a Duffinian number.

532321 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 532295 and 532304.

It is not an unprimeable number, because it can be changed into a prime (532327) 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, 2851 + ... + 3031.

It is an arithmetic number, because the mean of its divisors is an integer number (71253).

2⁵³²³²¹ is an apocalyptic number.

It is an amenable number.

532321 is a deficient number, since it is larger than the sum of its proper divisors (37703).

532321 is a wasteful number, since it uses less digits than its factorization.

532321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371.

The product of its digits is 180, while the sum is 16.

The square root of 532321 is about 729.6033168784. The cubic root of 532321 is about 81.0446839772.

Adding to 532321 its reverse (123235), we get a palindrome (655556).

The spelling of 532321 in words is "five hundred thirty-two thousand, three hundred twenty-one".