325508172 has 48 divisors (see below), whose sum is σ = 830995200. Its totient is φ = 98349760.

The previous prime is 325508159. The next prime is 325508173. The reversal of 325508172 is 271805523.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (325508173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43954 + ... + 50822.

It is an arithmetic number, because the mean of its divisors is an integer number (17312400).

Almost surely, 2^325508172 is an apocalyptic number.

It is an amenable number.

325508172 is an abundant number, since it is smaller than the sum of its proper divisors (505487028).

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

325508172 is a wasteful number, since it uses less digits than its factorization.

325508172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7246 (or 7244 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 325508172 is about 18041.8450276018. The cubic root of 325508172 is about 687.8925912864.

The spelling of 325508172 in words is "three hundred twenty-five million, five hundred eight thousand, one hundred seventy-two".