325638 has 24 divisors (see below), whose sum is σ = 717600. Its totient is φ = 106704.

The previous prime is 325631. The next prime is 325643. The reversal of 325638 is 836523.

325638 is a `hidden beast` number, since 3 + 25 + 638 = 666.

325638 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1308 + ... + 1536.

It is an arithmetic number, because the mean of its divisors is an integer number (29900).

2³²⁵⁶³⁸ is an apocalyptic number.

325638 is an abundant number, since it is smaller than the sum of its proper divisors (391962).

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

325638 is a wasteful number, since it uses less digits than its factorization.

325638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316 (or 313 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 325638 is about 570.6470012188. The cubic root of 325638 is about 68.7984033792.

The spelling of 325638 in words is "three hundred twenty-five thousand, six hundred thirty-eight".