528319 has 4 divisors (see below), whose sum is σ = 576360. Its totient is φ = 480280.

The previous prime is 528317. The next prime is 528329. The reversal of 528319 is 913825.

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 528319 - 2¹ = 528317 is a prime.

It is a super-2 number, since 2×528319² = 558241931522, which contains 22 as substring.

It is a Duffinian number.

528319 is a lucky number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528313) 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, 24004 + ... + 24025.

It is an arithmetic number, because the mean of its divisors is an integer number (144090).

2⁵²⁸³¹⁹ is an apocalyptic number.

528319 is a deficient number, since it is larger than the sum of its proper divisors (48041).

528319 is a wasteful number, since it uses less digits than its factorization.

528319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48040.

The product of its digits is 2160, while the sum is 28.

The square root of 528319 is about 726.8555564897. The cubic root of 528319 is about 80.8410743522.

The spelling of 528319 in words is "five hundred twenty-eight thousand, three hundred nineteen".