528238 has 8 divisors (see below), whose sum is σ = 834120. Its totient is φ = 250200.

The previous prime is 528223. The next prime is 528247. The reversal of 528238 is 832825.

528238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a d-powerful number, because it can be written as 5⁵ + 2⁵ + 2¹⁸ + 8² + 3⁶ + 8⁶ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6913 + ... + 6988.

It is an arithmetic number, because the mean of its divisors is an integer number (104265).

2⁵²⁸²³⁸ is an apocalyptic number.

528238 is a deficient number, since it is larger than the sum of its proper divisors (305882).

528238 is a wasteful number, since it uses less digits than its factorization.

528238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13922.

The product of its digits is 3840, while the sum is 28.

The square root of 528238 is about 726.7998348927. The cubic root of 528238 is about 80.8369427186.

The spelling of 528238 in words is "five hundred twenty-eight thousand, two hundred thirty-eight".