25796369 has 2 divisors, whose sum is σ = 25796370. Its totient is φ = 25796368.

The previous prime is 25796347. The next prime is 25796377. The reversal of 25796369 is 96369752.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19360000 + 6436369 = 4400^2 + 2537^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25796369 is a prime.

It is a super-2 number, since 2×25796369² = 1330905307168322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25798369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12898184 + 12898185.

It is an arithmetic number, because the mean of its divisors is an integer number (12898185).

Almost surely, 2^25796369 is an apocalyptic number.

It is an amenable number.

25796369 is a deficient number, since it is larger than the sum of its proper divisors (1).

25796369 is an equidigital number, since it uses as much as digits as its factorization.

25796369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 612360, while the sum is 47.

The square root of 25796369 is about 5079.0126008901. The cubic root of 25796369 is about 295.4741737406.

The spelling of 25796369 in words is "twenty-five million, seven hundred ninety-six thousand, three hundred sixty-nine".