25546541 has 4 divisors (see below), whose sum is σ = 25593792. Its totient is φ = 25499292.

The previous prime is 25546531. The next prime is 25546589. The reversal of 25546541 is 14564552.

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 25546541 - 2¹⁰ = 25545517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25546498 and 25546507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25546531) 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, 22805 + ... + 23898.

It is an arithmetic number, because the mean of its divisors is an integer number (6398448).

Almost surely, 2^25546541 is an apocalyptic number.

It is an amenable number.

25546541 is a deficient number, since it is larger than the sum of its proper divisors (47251).

25546541 is an equidigital number, since it uses as much as digits as its factorization.

25546541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47250.

The product of its digits is 24000, while the sum is 32.

The square root of 25546541 is about 5054.3586141072. The cubic root of 25546541 is about 294.5172262574.

The spelling of 25546541 in words is "twenty-five million, five hundred forty-six thousand, five hundred forty-one".