25036 has 12 divisors (see below), whose sum is σ = 47880. Its totient is φ = 11360.

The previous prime is 25033. The next prime is 25037. The reversal of 25036 is 63052.

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

It is a nialpdrome in base 15.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (25031) 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, 241 + ... + 328.

It is an arithmetic number, because the mean of its divisors is an integer number (3990).

2²⁵⁰³⁶ is an apocalyptic number.

It is an amenable number.

25036 is a deficient number, since it is larger than the sum of its proper divisors (22844).

25036 is a wasteful number, since it uses less digits than its factorization.

25036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584 (or 582 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 25036 is about 158.2276840505. The cubic root of 25036 is about 29.2542059357.

Adding to 25036 its sum of digits (16), we get a palindrome (25052).

Adding to 25036 its reverse (63052), we get a palindrome (88088).

The spelling of 25036 in words is "twenty-five thousand, thirty-six".