325004405 has 16 divisors (see below), whose sum is σ = 447854400. Its totient is φ = 223925760.

The previous prime is 325004399. The next prime is 325004413. The reversal of 325004405 is 504400523.

It is not a de Polignac number, because 325004405 - 2⁸ = 325004149 is a prime.

It is a Curzon 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 15 ways as a sum of consecutive naturals, for example, 154460 + ... + 156549.

It is an arithmetic number, because the mean of its divisors is an integer number (27990900).

Almost surely, 2^325004405 is an apocalyptic number.

It is an amenable number.

325004405 is a deficient number, since it is larger than the sum of its proper divisors (122849995).

325004405 is a wasteful number, since it uses less digits than its factorization.

325004405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311044.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 325004405 is about 18027.8785496242. The cubic root of 325004405 is about 687.5375397683.

Adding to 325004405 its reverse (504400523), we get a palindrome (829404928).

The spelling of 325004405 in words is "three hundred twenty-five million, four thousand, four hundred five".