528204 has 12 divisors (see below), whose sum is σ = 1232504. Its totient is φ = 176064.

The previous prime is 528197. The next prime is 528217. The reversal of 528204 is 402825.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

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, 21997 + ... + 22020.

2⁵²⁸²⁰⁴ is an apocalyptic number.

It is an amenable number.

528204 is an abundant number, since it is smaller than the sum of its proper divisors (704300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

528204 is a wasteful number, since it uses less digits than its factorization.

528204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44024 (or 44022 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 528204 is about 726.7764443073. The cubic root of 528204 is about 80.8352083267.

It can be divided in two parts, 52 and 8204, that added together give a triangular number (8256 = T₁₂₈).

The spelling of 528204 in words is "five hundred twenty-eight thousand, two hundred four".