528130 has 8 divisors (see below), whose sum is σ = 950652. Its totient is φ = 211248.

The previous prime is 528127. The next prime is 528131. The reversal of 528130 is 31825.

It is a happy number.

528130 is nontrivially palindromic in base 4.

It can be written as a sum of positive squares in 2 ways, for example, as 423801 + 104329 = 651^2 + 323^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 9.

It is a zygodrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 528098 and 528107.

It is not an unprimeable number, because it can be changed into a prime (528131) 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, 26397 + ... + 26416.

2⁵²⁸¹³⁰ is an apocalyptic number.

528130 is a deficient number, since it is larger than the sum of its proper divisors (422522).

528130 is a wasteful number, since it uses less digits than its factorization.

528130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52820.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 528130 is about 726.7255327839. The cubic root of 528130 is about 80.8314332166.

Adding to 528130 its reverse (31825), we get a palindrome (559955).

The spelling of 528130 in words is "five hundred twenty-eight thousand, one hundred thirty".