528312 has 16 divisors (see below), whose sum is σ = 1320840. Its totient is φ = 176096.

The previous prime is 528299. The next prime is 528313. The reversal of 528312 is 213825.

It is a super-2 number, since 2×528312² = 558227138688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528313) by changing a digit.

528312 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 3 ways as a sum of consecutive naturals, for example, 10983 + ... + 11030.

2⁵²⁸³¹² is an apocalyptic number.

It is an amenable number.

528312 is an abundant number, since it is smaller than the sum of its proper divisors (792528).

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

528312 is a wasteful number, since it uses less digits than its factorization.

528312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22022 (or 22018 counting only the distinct ones).

The product of its digits is 480, while the sum is 21.

The square root of 528312 is about 726.8507412117. The cubic root of 528312 is about 80.8407173142.

The spelling of 528312 in words is "five hundred twenty-eight thousand, three hundred twelve".