528712 has 8 divisors (see below), whose sum is σ = 991350. Its totient is φ = 264352.

The previous prime is 528709. The next prime is 528719. The reversal of 528712 is 217825.

It can be written as a sum of positive squares in only one way, i.e., 498436 + 30276 = 706^2 + 174^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a nialpdrome in base 14.

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 (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33037 + ... + 33052.

2⁵²⁸⁷¹² is an apocalyptic number.

It is an amenable number.

528712 is a deficient number, since it is larger than the sum of its proper divisors (462638).

528712 is a wasteful number, since it uses less digits than its factorization.

528712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66095 (or 66091 counting only the distinct ones).

The product of its digits is 1120, while the sum is 25.

The square root of 528712 is about 727.1258488047. The cubic root of 528712 is about 80.8611144339.

The spelling of 528712 in words is "five hundred twenty-eight thousand, seven hundred twelve".