25323847 has 2 divisors, whose sum is σ = 25323848. Its totient is φ = 25323846.

The previous prime is 25323833. The next prime is 25323853. The reversal of 25323847 is 74832352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25323847 - 2¹¹ = 25321799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25323247) 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, 12661923 + 12661924.

It is an arithmetic number, because the mean of its divisors is an integer number (12661924).

Almost surely, 2^25323847 is an apocalyptic number.

25323847 is a deficient number, since it is larger than the sum of its proper divisors (1).

25323847 is an equidigital number, since it uses as much as digits as its factorization.

25323847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 34.

The square root of 25323847 is about 5032.2804969517. The cubic root of 25323847 is about 293.6589401168.

The spelling of 25323847 in words is "twenty-five million, three hundred twenty-three thousand, eight hundred forty-seven".