528233 has 4 divisors (see below), whose sum is σ = 539520. Its totient is φ = 516948.

The previous prime is 528223. The next prime is 528247. The reversal of 528233 is 332825.

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 528233 - 2⁴ = 528217 is a prime.

It is a d-powerful number, because it can be written as 5⁵ + 2 + 2¹⁹ + 8 + 3⁴ + 3⁶ .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 528199 and 528208.

It is not an unprimeable number, because it can be changed into a prime (528223) 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, 5573 + ... + 5666.

It is an arithmetic number, because the mean of its divisors is an integer number (134880).

2⁵²⁸²³³ is an apocalyptic number.

It is an amenable number.

528233 is a deficient number, since it is larger than the sum of its proper divisors (11287).

528233 is a wasteful number, since it uses less digits than its factorization.

528233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11286.

The product of its digits is 1440, while the sum is 23.

The square root of 528233 is about 726.7963951479. The cubic root of 528233 is about 80.8366876656.

The spelling of 528233 in words is "five hundred twenty-eight thousand, two hundred thirty-three".