25876547 has 2 divisors, whose sum is σ = 25876548. Its totient is φ = 25876546.

The previous prime is 25876519. The next prime is 25876573. The reversal of 25876547 is 74567852.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25876547 - 2¹⁶ = 25811011 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 25876498 and 25876507.

It is not a weakly prime, because it can be changed into another prime (25876517) 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, 12938273 + 12938274.

It is an arithmetic number, because the mean of its divisors is an integer number (12938274).

Almost surely, 2^25876547 is an apocalyptic number.

25876547 is a deficient number, since it is larger than the sum of its proper divisors (1).

25876547 is an equidigital number, since it uses as much as digits as its factorization.

25876547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 470400, while the sum is 44.

The square root of 25876547 is about 5086.8995468753. The cubic root of 25876547 is about 295.7799793926.

The spelling of 25876547 in words is "twenty-five million, eight hundred seventy-six thousand, five hundred forty-seven".