25232239 has 2 divisors, whose sum is σ = 25232240. Its totient is φ = 25232238.

The previous prime is 25232213. The next prime is 25232257. The reversal of 25232239 is 93223252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25232239 - 2⁹ = 25231727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25232299) 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 as a sum of consecutive naturals, namely, 12616119 + 12616120.

It is an arithmetic number, because the mean of its divisors is an integer number (12616120).

Almost surely, 2^25232239 is an apocalyptic number.

25232239 is a deficient number, since it is larger than the sum of its proper divisors (1).

25232239 is an equidigital number, since it uses as much as digits as its factorization.

25232239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 28.

The square root of 25232239 is about 5023.1702141178. The cubic root of 25232239 is about 293.3044124666.

The spelling of 25232239 in words is "twenty-five million, two hundred thirty-two thousand, two hundred thirty-nine".