325233631 has 4 divisors (see below), whose sum is σ = 325331064. Its totient is φ = 325136200.

The previous prime is 325233581. The next prime is 325233641. The reversal of 325233631 is 136332523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 136332523 = 23 ⋅5927501.

It is a cyclic number.

It is not a de Polignac number, because 325233631 - 2¹¹ = 325231583 is a prime.

It is a super-3 number, since 3×325233631³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 325233631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325233641) 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, 43525 + ... + 50446.

It is an arithmetic number, because the mean of its divisors is an integer number (81332766).

Almost surely, 2^325233631 is an apocalyptic number.

325233631 is a deficient number, since it is larger than the sum of its proper divisors (97433).

325233631 is an equidigital number, since it uses as much as digits as its factorization.

325233631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97432.

The product of its digits is 9720, while the sum is 28.

The square root of 325233631 is about 18034.2349712983. The cubic root of 325233631 is about 687.6991421344.

The spelling of 325233631 in words is "three hundred twenty-five million, two hundred thirty-three thousand, six hundred thirty-one".