25423541 has 8 divisors (see below), whose sum is σ = 29868384. Its totient is φ = 21334320.

The previous prime is 25423537. The next prime is 25423571. The reversal of 25423541 is 14532452.

It is a happy number.

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 25423541 - 2² = 25423537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25423541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25423571) 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, 88751 + ... + 89036.

It is an arithmetic number, because the mean of its divisors is an integer number (3733548).

Almost surely, 2^25423541 is an apocalyptic number.

It is an amenable number.

25423541 is a deficient number, since it is larger than the sum of its proper divisors (4444843).

25423541 is a wasteful number, since it uses less digits than its factorization.

25423541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177811.

The product of its digits is 4800, while the sum is 26.

The square root of 25423541 is about 5042.1762166747. The cubic root of 25423541 is about 294.0437908146.

Adding to 25423541 its reverse (14532452), we get a palindrome (39955993).

The spelling of 25423541 in words is "twenty-five million, four hundred twenty-three thousand, five hundred forty-one".