25016 has 16 divisors (see below), whose sum is σ = 48600. Its totient is φ = 12064.

The previous prime is 25013. The next prime is 25031. The reversal of 25016 is 61052.

25016 is nontrivially palindromic in base 5.

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

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 (25013) 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 in 3 ways as a sum of consecutive naturals, for example, 395 + ... + 453.

2²⁵⁰¹⁶ is an apocalyptic number.

It is an amenable number.

25016 is a deficient number, since it is larger than the sum of its proper divisors (23584).

25016 is a wasteful number, since it uses less digits than its factorization.

25016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118 (or 114 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 25016 is about 158.1644713581. The cubic root of 25016 is about 29.2464139564.

Adding to 25016 its reverse (61052), we get a palindrome (86068).

The spelling of 25016 in words is "twenty-five thousand, sixteen".