25327999 has 2 divisors, whose sum is σ = 25328000. Its totient is φ = 25327998.

The previous prime is 25327987. The next prime is 25328029. The reversal of 25327999 is 99972352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25327999 - 2⁹ = 25327487 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25327919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12663999 + 12664000.

It is an arithmetic number, because the mean of its divisors is an integer number (12664000).

Almost surely, 2^25327999 is an apocalyptic number.

25327999 is a deficient number, since it is larger than the sum of its proper divisors (1).

25327999 is an equidigital number, since it uses as much as digits as its factorization.

25327999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 306180, while the sum is 46.

The square root of 25327999 is about 5032.6930166661. The cubic root of 25327999 is about 293.6749883011.

The spelling of 25327999 in words is "twenty-five million, three hundred twenty-seven thousand, nine hundred ninety-nine".