325441531 has 4 divisors (see below), whose sum is σ = 325478992. Its totient is φ = 325404072.

The previous prime is 325441507. The next prime is 325441537. The reversal of 325441531 is 135144523.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 325441531 - 2²¹ = 323344379 is a prime.

It is a super-2 number, since 2×325441531² = 211824380199247922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 325441531.

It is not an unprimeable number, because it can be changed into a prime (325441537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1810 + ... + 25576.

It is an arithmetic number, because the mean of its divisors is an integer number (81369748).

Almost surely, 2^325441531 is an apocalyptic number.

325441531 is a deficient number, since it is larger than the sum of its proper divisors (37461).

325441531 is a wasteful number, since it uses less digits than its factorization.

325441531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37460.

The product of its digits is 7200, while the sum is 28.

The square root of 325441531 is about 18039.9980875830. The cubic root of 325441531 is about 687.8456442020.

The spelling of 325441531 in words is "three hundred twenty-five million, four hundred forty-one thousand, five hundred thirty-one".