25468769 has 2 divisors, whose sum is σ = 25468770. Its totient is φ = 25468768.

The previous prime is 25468753. The next prime is 25468787. The reversal of 25468769 is 96786452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17977600 + 7491169 = 4240^2 + 2737^2 .

It is a cyclic number.

It is not a de Polignac number, because 25468769 - 2⁴ = 25468753 is a prime.

It is a super-2 number, since 2×25468769² = 1297316388750722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25468739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12734384 + 12734385.

It is an arithmetic number, because the mean of its divisors is an integer number (12734385).

Almost surely, 2^25468769 is an apocalyptic number.

It is an amenable number.

25468769 is a deficient number, since it is larger than the sum of its proper divisors (1).

25468769 is an equidigital number, since it uses as much as digits as its factorization.

25468769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 47.

The square root of 25468769 is about 5046.6591919804. The cubic root of 25468769 is about 294.2180536383.

The spelling of 25468769 in words is "twenty-five million, four hundred sixty-eight thousand, seven hundred sixty-nine".