330525 has 36 divisors (see below), whose sum is σ = 643188. Its totient is φ = 161280.

The previous prime is 330509. The next prime is 330557. The reversal of 330525 is 525033.

330525 = 100² + 101² + ... + 125².

It can be written as a sum of positive squares in 6 ways, for example, as 125316 + 205209 = 354^2 + 453^2 .

It is not a de Polignac number, because 330525 - 2⁴ = 330509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 330498 and 330507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2869 + ... + 2981.

2³³⁰⁵²⁵ is an apocalyptic number.

It is an amenable number.

330525 is a deficient number, since it is larger than the sum of its proper divisors (312663).

330525 is a wasteful number, since it uses less digits than its factorization.

330525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 18.

The square root of 330525 is about 574.9130369021. The cubic root of 330525 is about 69.1408590675.

Adding to 330525 its reverse (525033), we get a palindrome (855558).

The spelling of 330525 in words is "three hundred thirty thousand, five hundred twenty-five".