528456 has 32 divisors (see below), whose sum is σ = 1340640. Its totient is φ = 173568.

The previous prime is 528433. The next prime is 528469. The reversal of 528456 is 654825.

It is a d-powerful number, because it can be written as 5 + 2¹⁹ + 4⁵ + 8 + 5⁵ + 6 .

It is an unprimeable number.

528456 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2215 + ... + 2441.

It is an arithmetic number, because the mean of its divisors is an integer number (41895).

2⁵²⁸⁴⁵⁶ is an apocalyptic number.

It is an amenable number.

528456 is an abundant number, since it is smaller than the sum of its proper divisors (812184).

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

528456 is a wasteful number, since it uses less digits than its factorization.

528456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333 (or 329 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

The square root of 528456 is about 726.9497919389. The cubic root of 528456 is about 80.8480614629.

The spelling of 528456 in words is "five hundred twenty-eight thousand, four hundred fifty-six".