25914401 has 2 divisors, whose sum is σ = 25914402. Its totient is φ = 25914400.

The previous prime is 25914391. The next prime is 25914407. The reversal of 25914401 is 10441952.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22848400 + 3066001 = 4780^2 + 1751^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25914401 is a prime.

It is not a weakly prime, because it can be changed into another prime (25914407) 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, 12957200 + 12957201.

It is an arithmetic number, because the mean of its divisors is an integer number (12957201).

Almost surely, 2^25914401 is an apocalyptic number.

It is an amenable number.

25914401 is a deficient number, since it is larger than the sum of its proper divisors (1).

25914401 is an equidigital number, since it uses as much as digits as its factorization.

25914401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 25914401 is about 5090.6189211136. The cubic root of 25914401 is about 295.9241382472.

The spelling of 25914401 in words is "twenty-five million, nine hundred fourteen thousand, four hundred one".