25962869 has 2 divisors, whose sum is σ = 25962870. Its totient is φ = 25962868.

The previous prime is 25962857. The next prime is 25962889. The reversal of 25962869 is 96826952.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25959025 + 3844 = 5095^2 + 62^2 .

It is a cyclic number.

It is not a de Polignac number, because 25962869 - 2²⁴ = 9185653 is a prime.

It is a super-2 number, since 2×25962869² = 1348141133422322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25962889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12981434 + 12981435.

It is an arithmetic number, because the mean of its divisors is an integer number (12981435).

Almost surely, 2^25962869 is an apocalyptic number.

It is an amenable number.

25962869 is a deficient number, since it is larger than the sum of its proper divisors (1).

25962869 is an equidigital number, since it uses as much as digits as its factorization.

25962869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 47.

The square root of 25962869 is about 5095.3772186169. The cubic root of 25962869 is about 296.1085134465.

The spelling of 25962869 in words is "twenty-five million, nine hundred sixty-two thousand, eight hundred sixty-nine".