25601441 has 4 divisors (see below), whose sum is σ = 25708800. Its totient is φ = 25494084.

The previous prime is 25601423. The next prime is 25601453. The reversal of 25601441 is 14410652.

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 25601441 - 2⁶ = 25601377 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 (25601941) 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, 53321 + ... + 53798.

It is an arithmetic number, because the mean of its divisors is an integer number (6427200).

Almost surely, 2^25601441 is an apocalyptic number.

It is an amenable number.

25601441 is a deficient number, since it is larger than the sum of its proper divisors (107359).

25601441 is a wasteful number, since it uses less digits than its factorization.

25601441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107358.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 25601441 is about 5059.7866555814. The cubic root of 25601441 is about 294.7280496723.

The spelling of 25601441 in words is "twenty-five million, six hundred one thousand, four hundred forty-one".