25390627 has 2 divisors, whose sum is σ = 25390628. Its totient is φ = 25390626.

The previous prime is 25390601. The next prime is 25390637. The reversal of 25390627 is 72609352.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25390627 - 2¹⁵ = 25357859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25390592 and 25390601.

It is not a weakly prime, because it can be changed into another prime (25390637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12695313 + 12695314.

It is an arithmetic number, because the mean of its divisors is an integer number (12695314).

Almost surely, 2^25390627 is an apocalyptic number.

25390627 is a deficient number, since it is larger than the sum of its proper divisors (1).

25390627 is an equidigital number, since it uses as much as digits as its factorization.

25390627 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 25390627 is about 5038.9112911422. The cubic root of 25390627 is about 293.9168436823.

Adding to 25390627 its reverse (72609352), we get a palindrome (97999979).

The spelling of 25390627 in words is "twenty-five million, three hundred ninety thousand, six hundred twenty-seven".