25374269 has 2 divisors, whose sum is σ = 25374270. Its totient is φ = 25374268.

The previous prime is 25374197. The next prime is 25374277. The reversal of 25374269 is 96247352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24870169 + 504100 = 4987^2 + 710^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25374269 is a prime.

It is a super-2 number, since 2×25374269² = 1287707054568722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25374299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12687134 + 12687135.

It is an arithmetic number, because the mean of its divisors is an integer number (12687135).

Almost surely, 2^25374269 is an apocalyptic number.

It is an amenable number.

25374269 is a deficient number, since it is larger than the sum of its proper divisors (1).

25374269 is an equidigital number, since it uses as much as digits as its factorization.

25374269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 38.

The square root of 25374269 is about 5037.2878615382. The cubic root of 25374269 is about 293.8537111387.

The spelling of 25374269 in words is "twenty-five million, three hundred seventy-four thousand, two hundred sixty-nine".