25413441 has 4 divisors (see below), whose sum is σ = 33884592. Its totient is φ = 16942292.

The previous prime is 25413439. The next prime is 25413449. The reversal of 25413441 is 14431452.

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 25413441 - 2¹ = 25413439 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25413449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4235571 + ... + 4235576.

It is an arithmetic number, because the mean of its divisors is an integer number (8471148).

Almost surely, 2^25413441 is an apocalyptic number.

It is an amenable number.

25413441 is a deficient number, since it is larger than the sum of its proper divisors (8471151).

25413441 is an equidigital number, since it uses as much as digits as its factorization.

25413441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8471150.

The product of its digits is 1920, while the sum is 24.

The square root of 25413441 is about 5041.1745655155. The cubic root of 25413441 is about 294.0048474373.

Adding to 25413441 its reverse (14431452), we get a palindrome (39844893).

It can be divided in two parts, 254 and 13441, that added together give a triangular number (13695 = T₁₆₅).

The spelling of 25413441 in words is "twenty-five million, four hundred thirteen thousand, four hundred forty-one".