25683967 has 2 divisors, whose sum is σ = 25683968. Its totient is φ = 25683966.

The previous prime is 25683941. The next prime is 25683979. The reversal of 25683967 is 76938652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25683967 - 2¹⁹ = 25159679 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25683167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12841983 + 12841984.

It is an arithmetic number, because the mean of its divisors is an integer number (12841984).

Almost surely, 2^25683967 is an apocalyptic number.

25683967 is a deficient number, since it is larger than the sum of its proper divisors (1).

25683967 is an equidigital number, since it uses as much as digits as its factorization.

25683967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 46.

The square root of 25683967 is about 5067.9351811167. The cubic root of 25683967 is about 295.0443943530.

The spelling of 25683967 in words is "twenty-five million, six hundred eighty-three thousand, nine hundred sixty-seven".