25873667 has 2 divisors, whose sum is σ = 25873668. Its totient is φ = 25873666.

The previous prime is 25873621. The next prime is 25873697. The reversal of 25873667 is 76637852.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25873667 - 2⁸ = 25873411 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25873697) 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, 12936833 + 12936834.

It is an arithmetic number, because the mean of its divisors is an integer number (12936834).

Almost surely, 2^25873667 is an apocalyptic number.

25873667 is a deficient number, since it is larger than the sum of its proper divisors (1).

25873667 is an equidigital number, since it uses as much as digits as its factorization.

25873667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423360, while the sum is 44.

The square root of 25873667 is about 5086.6164589047. The cubic root of 25873667 is about 295.7690057757.

The spelling of 25873667 in words is "twenty-five million, eight hundred seventy-three thousand, six hundred sixty-seven".