25727369 has 2 divisors, whose sum is σ = 25727370. Its totient is φ = 25727368.

The previous prime is 25727357. The next prime is 25727389. The reversal of 25727369 is 96372752.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13053769 + 12673600 = 3613^2 + 3560^2 .

It is a cyclic number.

It is not a de Polignac number, because 25727369 - 2⁸ = 25727113 is a prime.

It is a super-2 number, since 2×25727369² = 1323795031324322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25727309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12863684 + 12863685.

It is an arithmetic number, because the mean of its divisors is an integer number (12863685).

Almost surely, 2^25727369 is an apocalyptic number.

It is an amenable number.

25727369 is a deficient number, since it is larger than the sum of its proper divisors (1).

25727369 is an equidigital number, since it uses as much as digits as its factorization.

25727369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 158760, while the sum is 41.

The square root of 25727369 is about 5072.2153936914. The cubic root of 25727369 is about 295.2104942191.

The spelling of 25727369 in words is "twenty-five million, seven hundred twenty-seven thousand, three hundred sixty-nine".