325504 has 16 divisors (see below), whose sum is σ = 648720. Its totient is φ = 162688.

The previous prime is 325487. The next prime is 325513. The reversal of 325504 is 405523.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-3 number, since 3×325504³ = 103464233380872192, which contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144 + ... + 1399.

It is an arithmetic number, because the mean of its divisors is an integer number (40545).

2³²⁵⁵⁰⁴ is an apocalyptic number.

It is an amenable number.

325504 is a deficient number, since it is larger than the sum of its proper divisors (323216).

325504 is an equidigital number, since it uses as much as digits as its factorization.

325504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2557 (or 2545 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 325504 is about 570.5295785496. The cubic root of 325504 is about 68.7889652394.

Adding to 325504 its sum of digits (19), we get a palindrome (325523).

The spelling of 325504 in words is "three hundred twenty-five thousand, five hundred four".