535321 has 4 divisors (see below), whose sum is σ = 540432. Its totient is φ = 530212.

The previous prime is 535319. The next prime is 535333. The reversal of 535321 is 123535.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 535321 - 2¹ = 535319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (535351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2395 + ... + 2608.

It is an arithmetic number, because the mean of its divisors is an integer number (135108).

2⁵³⁵³²¹ is an apocalyptic number.

It is an amenable number.

535321 is a deficient number, since it is larger than the sum of its proper divisors (5111).

535321 is a wasteful number, since it uses less digits than its factorization.

535321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5110.

The product of its digits is 450, while the sum is 19.

The square root of 535321 is about 731.6563400942. The cubic root of 535321 is about 81.1966466296.

Adding to 535321 its reverse (123535), we get a palindrome (658856).

The spelling of 535321 in words is "five hundred thirty-five thousand, three hundred twenty-one".