25090841 has 2 divisors, whose sum is σ = 25090842. Its totient is φ = 25090840.

The previous prime is 25090831. The next prime is 25090853. The reversal of 25090841 is 14809052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24403600 + 687241 = 4940^2 + 829^2 .

It is a cyclic number.

It is not a de Polignac number, because 25090841 - 2⁶ = 25090777 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25090831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12545420 + 12545421.

It is an arithmetic number, because the mean of its divisors is an integer number (12545421).

Almost surely, 2^25090841 is an apocalyptic number.

It is an amenable number.

25090841 is a deficient number, since it is larger than the sum of its proper divisors (1).

25090841 is an equidigital number, since it uses as much as digits as its factorization.

25090841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 25090841 is about 5009.0758628713. The cubic root of 25090841 is about 292.7555066478.

Adding to 25090841 its reverse (14809052), we get a palindrome (39899893).

The spelling of 25090841 in words is "twenty-five million, ninety thousand, eight hundred forty-one".