25252241 has 8 divisors (see below), whose sum is σ = 29640000. Its totient is φ = 21059568.

The previous prime is 25252193. The next prime is 25252247. The reversal of 25252241 is 14225252.

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 25252241 - 2²² = 21057937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25252247) 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, 48491 + ... + 49008.

It is an arithmetic number, because the mean of its divisors is an integer number (3705000).

Almost surely, 2^25252241 is an apocalyptic number.

It is an amenable number.

25252241 is a deficient number, since it is larger than the sum of its proper divisors (4387759).

25252241 is an equidigital number, since it uses as much as digits as its factorization.

25252241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97543.

The product of its digits is 1600, while the sum is 23.

The square root of 25252241 is about 5025.1607934473. The cubic root of 25252241 is about 293.3818943651.

Adding to 25252241 its reverse (14225252), we get a palindrome (39477493).

The spelling of 25252241 in words is "twenty-five million, two hundred fifty-two thousand, two hundred forty-one".