325663 has 12 divisors (see below), whose sum is σ = 368928. Its totient is φ = 287040.

The previous prime is 325643. The next prime is 325667. The reversal of 325663 is 366523.

It is not a de Polignac number, because 325663 - 2⁵ = 325631 is a prime.

It is a Duffinian number.

325663 is a lucky number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6906 + ... + 6952.

It is an arithmetic number, because the mean of its divisors is an integer number (30744).

2³²⁵⁶⁶³ is an apocalyptic number.

325663 is a deficient number, since it is larger than the sum of its proper divisors (43265).

325663 is a wasteful number, since it uses less digits than its factorization.

325663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114 (or 101 counting only the distinct ones).

The product of its digits is 3240, while the sum is 25.

The square root of 325663 is about 570.6689057588. The cubic root of 325663 is about 68.8001639396.

The spelling of 325663 in words is "three hundred twenty-five thousand, six hundred sixty-three".