528717 has 16 divisors (see below), whose sum is σ = 853632. Its totient is φ = 284160.

The previous prime is 528709. The next prime is 528719. The reversal of 528717 is 717825.

It is a happy number.

It is not a de Polignac number, because 528717 - 2³ = 528709 is a prime.

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 528717.

It is not an unprimeable number, because it can be changed into a prime (528719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 384 + ... + 1097.

It is an arithmetic number, because the mean of its divisors is an integer number (53352).

2⁵²⁸⁷¹⁷ is an apocalyptic number.

It is an amenable number.

528717 is a deficient number, since it is larger than the sum of its proper divisors (324915).

528717 is a wasteful number, since it uses less digits than its factorization.

528717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508.

The product of its digits is 3920, while the sum is 30.

The square root of 528717 is about 727.1292869910. The cubic root of 528717 is about 80.8613693328.

The spelling of 528717 in words is "five hundred twenty-eight thousand, seven hundred seventeen".