325528538 has 16 divisors (see below), whose sum is σ = 507357000. Its totient is φ = 156459072.

The previous prime is 325528537. The next prime is 325528549. The reversal of 325528538 is 835825523.

It can be written as a sum of positive squares in 4 ways, for example, as 319944769 + 5583769 = 17887^2 + 2363^2 .

It is a junction number, because it is equal to n+sod(n) for n = 325528495 and 325528504.

It is not an unprimeable number, because it can be changed into a prime (325528531) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1028 + ... + 25536.

Almost surely, 2^325528538 is an apocalyptic number.

325528538 is a deficient number, since it is larger than the sum of its proper divisors (181828462).

325528538 is a wasteful number, since it uses less digits than its factorization.

325528538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24769.

The product of its digits is 288000, while the sum is 41.

The square root of 325528538 is about 18042.4094288983. The cubic root of 325528538 is about 687.9069373966.

The spelling of 325528538 in words is "three hundred twenty-five million, five hundred twenty-eight thousand, five hundred thirty-eight".