25865339 has 2 divisors, whose sum is σ = 25865340. Its totient is φ = 25865338.

The previous prime is 25865293. The next prime is 25865387. The reversal of 25865339 is 93356852.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25865339 - 2⁸ = 25865083 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25865296 and 25865305.

It is not a weakly prime, because it can be changed into another prime (25825339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12932669 + 12932670.

It is an arithmetic number, because the mean of its divisors is an integer number (12932670).

Almost surely, 2^25865339 is an apocalyptic number.

25865339 is a deficient number, since it is larger than the sum of its proper divisors (1).

25865339 is an equidigital number, since it uses as much as digits as its factorization.

25865339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 194400, while the sum is 41.

The square root of 25865339 is about 5085.7977741943. The cubic root of 25865339 is about 295.7372691507.

The spelling of 25865339 in words is "twenty-five million, eight hundred sixty-five thousand, three hundred thirty-nine".