25254227 has 2 divisors, whose sum is σ = 25254228. Its totient is φ = 25254226.

The previous prime is 25254223. The next prime is 25254233. The reversal of 25254227 is 72245252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25254227 - 2² = 25254223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25254227.

It is not a weakly prime, because it can be changed into another prime (25254221) 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, 12627113 + 12627114.

It is an arithmetic number, because the mean of its divisors is an integer number (12627114).

Almost surely, 2^25254227 is an apocalyptic number.

25254227 is a deficient number, since it is larger than the sum of its proper divisors (1).

25254227 is an equidigital number, since it uses as much as digits as its factorization.

25254227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11200, while the sum is 29.

The square root of 25254227 is about 5025.3583951794. The cubic root of 25254227 is about 293.3895853150.

Adding to 25254227 its reverse (72245252), we get a palindrome (97499479).

Subtracting 25254227 from its reverse (72245252), we obtain a square (46991025 = 6855²).

The spelling of 25254227 in words is "twenty-five million, two hundred fifty-four thousand, two hundred twenty-seven".