25941623 has 2 divisors, whose sum is σ = 25941624. Its totient is φ = 25941622.

The previous prime is 25941607. The next prime is 25941647. The reversal of 25941623 is 32614952.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25941623 - 2⁴ = 25941607 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25941623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25911623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12970811 + 12970812.

It is an arithmetic number, because the mean of its divisors is an integer number (12970812).

Almost surely, 2^25941623 is an apocalyptic number.

25941623 is a deficient number, since it is larger than the sum of its proper divisors (1).

25941623 is an equidigital number, since it uses as much as digits as its factorization.

25941623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 32.

The square root of 25941623 is about 5093.2919610013. The cubic root of 25941623 is about 296.0277206508.

The spelling of 25941623 in words is "twenty-five million, nine hundred forty-one thousand, six hundred twenty-three".