25304 has 8 divisors (see below), whose sum is σ = 47460. Its totient is φ = 12648.

The previous prime is 25303. The next prime is 25307. The reversal of 25304 is 40352.

25304 = 32² + 33² + ... + 47².

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1574 + ... + 1589.

2²⁵³⁰⁴ is an apocalyptic number.

It is an amenable number.

25304 is a deficient number, since it is larger than the sum of its proper divisors (22156).

25304 is a wasteful number, since it uses less digits than its factorization.

25304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3169 (or 3165 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 25304 is about 159.0723106012. The cubic root of 25304 is about 29.3582203853.

Adding to 25304 its reverse (40352), we get a palindrome (65656).

The spelling of 25304 in words is "twenty-five thousand, three hundred four".