325536521 has 8 divisors (see below), whose sum is σ = 328166784. Its totient is φ = 322912800.

The previous prime is 325536511. The next prime is 325536527. The reversal of 325536521 is 125635523.

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

It is a cyclic number.

It is not a de Polignac number, because 325536521 - 2¹⁴ = 325520137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325536527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154940 + ... + 157026.

It is an arithmetic number, because the mean of its divisors is an integer number (41020848).

Almost surely, 2^325536521 is an apocalyptic number.

It is an amenable number.

325536521 is a deficient number, since it is larger than the sum of its proper divisors (2630263).

325536521 is a wasteful number, since it uses less digits than its factorization.

325536521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3271.

The product of its digits is 27000, while the sum is 32.

The square root of 325536521 is about 18042.6306563095. The cubic root of 325536521 is about 687.9125605761.

The spelling of 325536521 in words is "three hundred twenty-five million, five hundred thirty-six thousand, five hundred twenty-one".