25259 has 8 divisors (see below), whose sum is σ = 28560. Its totient is φ = 22176.

The previous prime is 25253. The next prime is 25261. The reversal of 25259 is 95252.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25259 - 2⁴ = 25243 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 25259.

It is not an unprimeable number, because it can be changed into a prime (25253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344 + ... + 410.

It is an arithmetic number, because the mean of its divisors is an integer number (3570).

2²⁵²⁵⁹ is an apocalyptic number.

25259 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

25259 is a deficient number, since it is larger than the sum of its proper divisors (3301).

25259 is a wasteful number, since it uses less digits than its factorization.

25259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109.

The product of its digits is 900, while the sum is 23.

The square root of 25259 is about 158.9308025526. The cubic root of 25259 is about 29.3408067505.

The spelling of 25259 in words is "twenty-five thousand, two hundred fifty-nine".