528243 has 4 divisors (see below), whose sum is σ = 704328. Its totient is φ = 352160.

The previous prime is 528223. The next prime is 528247. The reversal of 528243 is 342825.

528243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 528243 - 2⁸ = 527987 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (528247) 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, 88038 + ... + 88043.

It is an arithmetic number, because the mean of its divisors is an integer number (176082).

2⁵²⁸²⁴³ is an apocalyptic number.

528243 is a deficient number, since it is larger than the sum of its proper divisors (176085).

528243 is a wasteful number, since it uses less digits than its factorization.

528243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176084.

The product of its digits is 1920, while the sum is 24.

The square root of 528243 is about 726.8032746211. The cubic root of 528243 is about 80.8371977699.

The spelling of 528243 in words is "five hundred twenty-eight thousand, two hundred forty-three".