328532525 has 12 divisors (see below), whose sum is σ = 408129012. Its totient is φ = 262343040.

The previous prime is 328532521. The next prime is 328532537. The reversal of 328532525 is 525235823.

It can be written as a sum of positive squares in 6 ways, for example, as 115197289 + 213335236 = 10733^2 + 14606^2 .

It is not a de Polignac number, because 328532525 - 2² = 328532521 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328532521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2129 + ... + 25721.

It is an arithmetic number, because the mean of its divisors is an integer number (34010751).

Almost surely, 2^328532525 is an apocalyptic number.

It is an amenable number.

328532525 is a deficient number, since it is larger than the sum of its proper divisors (79596487).

328532525 is a wasteful number, since it uses less digits than its factorization.

328532525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24160 (or 24155 counting only the distinct ones).

The product of its digits is 72000, while the sum is 35.

The square root of 328532525 is about 18125.4662009009. The cubic root of 328532525 is about 690.0164702363.

The spelling of 328532525 in words is "three hundred twenty-eight million, five hundred thirty-two thousand, five hundred twenty-five".