25323677 has 2 divisors, whose sum is σ = 25323678. Its totient is φ = 25323676.

The previous prime is 25323631. The next prime is 25323679. The reversal of 25323677 is 77632352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25260676 + 63001 = 5026^2 + 251^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25323677 is a prime.

Together with 25323679, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25323679) 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, 12661838 + 12661839.

It is an arithmetic number, because the mean of its divisors is an integer number (12661839).

Almost surely, 2^25323677 is an apocalyptic number.

It is an amenable number.

25323677 is a deficient number, since it is larger than the sum of its proper divisors (1).

25323677 is an equidigital number, since it uses as much as digits as its factorization.

25323677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 35.

The square root of 25323677 is about 5032.2636059730. The cubic root of 25323677 is about 293.6582830006.

The spelling of 25323677 in words is "twenty-five million, three hundred twenty-three thousand, six hundred seventy-seven".