328004525 has 6 divisors (see below), whose sum is σ = 406725642. Its totient is φ = 262403600.

The previous prime is 328004497. The next prime is 328004531. The reversal of 328004525 is 525400823.

It can be written as a sum of positive squares in 3 ways, for example, as 68644 + 327935881 = 262^2 + 18109^2 .

It is not a de Polignac number, because 328004525 - 2⁶ = 328004461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6560066 + ... + 6560115.

It is an arithmetic number, because the mean of its divisors is an integer number (67787607).

Almost surely, 2^328004525 is an apocalyptic number.

It is an amenable number.

328004525 is a deficient number, since it is larger than the sum of its proper divisors (78721117).

328004525 is a wasteful number, since it uses less digits than its factorization.

328004525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13120191 (or 13120186 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 328004525 is about 18110.8952015078. The cubic root of 328004525 is about 689.6466194406.

The spelling of 328004525 in words is "three hundred twenty-eight million, four thousand, five hundred twenty-five".