25748241 has 4 divisors (see below), whose sum is σ = 34330992. Its totient is φ = 17165492.

The previous prime is 25748237. The next prime is 25748257. The reversal of 25748241 is 14284752.

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 a cyclic number.

It is not a de Polignac number, because 25748241 - 2² = 25748237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25748231) 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, 4291371 + ... + 4291376.

It is an arithmetic number, because the mean of its divisors is an integer number (8582748).

Almost surely, 2^25748241 is an apocalyptic number.

It is an amenable number.

25748241 is a deficient number, since it is larger than the sum of its proper divisors (8582751).

25748241 is an equidigital number, since it uses as much as digits as its factorization.

25748241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8582750.

The product of its digits is 17920, while the sum is 33.

The square root of 25748241 is about 5074.2724601661. The cubic root of 25748241 is about 295.2903050479.

The spelling of 25748241 in words is "twenty-five million, seven hundred forty-eight thousand, two hundred forty-one".