325638873 has 40 divisors (see below), whose sum is σ = 563840640. Its totient is φ = 183435840.

The previous prime is 325638829. The next prime is 325638931. The reversal of 325638873 is 378836523.

325638873 is a `hidden beast` number, since 3 + 2 + 5 + 638 + 8 + 7 + 3 = 666.

It is not a de Polignac number, because 325638873 - 2⁶ = 325638809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (325638373) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 36213 + ... + 44301.

It is an arithmetic number, because the mean of its divisors is an integer number (14096016).

Almost surely, 2^325638873 is an apocalyptic number.

It is an amenable number.

325638873 is a deficient number, since it is larger than the sum of its proper divisors (238201767).

325638873 is an equidigital number, since it uses as much as digits as its factorization.

325638873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8179 (or 8170 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The square root of 325638873 is about 18045.4668268793. The cubic root of 325638873 is about 687.9846485950.

The spelling of 325638873 in words is "three hundred twenty-five million, six hundred thirty-eight thousand, eight hundred seventy-three".