25342423 has 2 divisors, whose sum is σ = 25342424. Its totient is φ = 25342422.

The previous prime is 25342381. The next prime is 25342439. The reversal of 25342423 is 32424352.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25342423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25342463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12671211 + 12671212.

It is an arithmetic number, because the mean of its divisors is an integer number (12671212).

Almost surely, 2^25342423 is an apocalyptic number.

25342423 is a deficient number, since it is larger than the sum of its proper divisors (1).

25342423 is an equidigital number, since it uses as much as digits as its factorization.

25342423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 25.

The square root of 25342423 is about 5034.1258426861. The cubic root of 25342423 is about 293.7307258819.

Adding to 25342423 its reverse (32424352), we get a palindrome (57766775).

The spelling of 25342423 in words is "twenty-five million, three hundred forty-two thousand, four hundred twenty-three".