325904904 has 128 divisors (see below), whose sum is σ = 980784000. Its totient is φ = 99677952.

The previous prime is 325904893. The next prime is 325904927. The reversal of 325904904 is 409409523.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 777607 + ... + 778025.

It is an arithmetic number, because the mean of its divisors is an integer number (7662375).

Almost surely, 2^325904904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 325904904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (490392000).

325904904 is an abundant number, since it is smaller than the sum of its proper divisors (654879096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325904904 is a wasteful number, since it uses less digits than its factorization.

325904904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724 (or 714 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 325904904 is about 18052.8364530342. The cubic root of 325904904 is about 688.1719475130.

The spelling of 325904904 in words is "three hundred twenty-five million, nine hundred four thousand, nine hundred four".