25338667 has 2 divisors, whose sum is σ = 25338668. Its totient is φ = 25338666.

The previous prime is 25338661. The next prime is 25338679. The reversal of 25338667 is 76683352.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25338667 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25338661) 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, 12669333 + 12669334.

It is an arithmetic number, because the mean of its divisors is an integer number (12669334).

Almost surely, 2^25338667 is an apocalyptic number.

25338667 is a deficient number, since it is larger than the sum of its proper divisors (1).

25338667 is an equidigital number, since it uses as much as digits as its factorization.

25338667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 40.

The square root of 25338667 is about 5033.7527750179. The cubic root of 25338667 is about 293.7162138900.

The spelling of 25338667 in words is "twenty-five million, three hundred thirty-eight thousand, six hundred sixty-seven".