25675439 has 2 divisors, whose sum is σ = 25675440. Its totient is φ = 25675438.

The previous prime is 25675427. The next prime is 25675451. The reversal of 25675439 is 93457652.

It is a balanced prime because it is at equal distance from previous prime (25675427) and next prime (25675451).

It is a cyclic number.

It is not a de Polignac number, because 25675439 - 2⁸ = 25675183 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25675396 and 25675405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25675499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12837719 + 12837720.

It is an arithmetic number, because the mean of its divisors is an integer number (12837720).

Almost surely, 2^25675439 is an apocalyptic number.

25675439 is a deficient number, since it is larger than the sum of its proper divisors (1).

25675439 is an equidigital number, since it uses as much as digits as its factorization.

25675439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 41.

The square root of 25675439 is about 5067.0937429655. The cubic root of 25675439 is about 295.0117356243.

The spelling of 25675439 in words is "twenty-five million, six hundred seventy-five thousand, four hundred thirty-nine".