528654 has 32 divisors (see below), whose sum is σ = 1241856. Its totient is φ = 146880.

The previous prime is 528631. The next prime is 528659. The reversal of 528654 is 456825.

It is a d-powerful number, because it can be written as 5² + 2¹⁹ + 6³ + 8⁴ + 5² + 4 .

It is a nialpdrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 528654.

It is not an unprimeable number, because it can be changed into a prime (528659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1569 + ... + 1875.

It is an arithmetic number, because the mean of its divisors is an integer number (38808).

2⁵²⁸⁶⁵⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 528654, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (620928).

528654 is an abundant number, since it is smaller than the sum of its proper divisors (713202).

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

528654 is a wasteful number, since it uses less digits than its factorization.

528654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360.

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

The square root of 528654 is about 727.0859646562. The cubic root of 528654 is about 80.8581574894.

The spelling of 528654 in words is "five hundred twenty-eight thousand, six hundred fifty-four".