25948847 has 2 divisors, whose sum is σ = 25948848. Its totient is φ = 25948846.

The previous prime is 25948831. The next prime is 25948921. The reversal of 25948847 is 74884952.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25948847 - 2⁴ = 25948831 is a prime.

It is a Chen prime.

It is a congruent number.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12974423 + 12974424.

It is an arithmetic number, because the mean of its divisors is an integer number (12974424).

Almost surely, 2^25948847 is an apocalyptic number.

25948847 is a deficient number, since it is larger than the sum of its proper divisors (1).

25948847 is an equidigital number, since it uses as much as digits as its factorization.

25948847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 47.

The square root of 25948847 is about 5094.0010797015. The cubic root of 25948847 is about 296.0551965181.

The spelling of 25948847 in words is "twenty-five million, nine hundred forty-eight thousand, eight hundred forty-seven".