25948173 has 4 divisors (see below), whose sum is σ = 34597568. Its totient is φ = 17298780.

The previous prime is 25948123. The next prime is 25948199. The reversal of 25948173 is 37184952.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 25948173 - 2⁸ = 25947917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25948123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4324693 + ... + 4324698.

It is an arithmetic number, because the mean of its divisors is an integer number (8649392).

Almost surely, 2^25948173 is an apocalyptic number.

It is an amenable number.

25948173 is a deficient number, since it is larger than the sum of its proper divisors (8649395).

25948173 is an equidigital number, since it uses as much as digits as its factorization.

25948173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8649394.

The product of its digits is 60480, while the sum is 39.

The square root of 25948173 is about 5093.9349230237. The cubic root of 25948173 is about 296.0526332324.

The spelling of 25948173 in words is "twenty-five million, nine hundred forty-eight thousand, one hundred seventy-three".