25614487 has 2 divisors, whose sum is σ = 25614488. Its totient is φ = 25614486.

The previous prime is 25614481. The next prime is 25614493. The reversal of 25614487 is 78441652.

It is a balanced prime because it is at equal distance from previous prime (25614481) and next prime (25614493).

It is a cyclic number.

It is not a de Polignac number, because 25614487 - 2¹¹ = 25612439 is a prime.

It is a super-2 number, since 2×25614487² = 1312203888546338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25614481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12807243 + 12807244.

It is an arithmetic number, because the mean of its divisors is an integer number (12807244).

Almost surely, 2^25614487 is an apocalyptic number.

25614487 is a deficient number, since it is larger than the sum of its proper divisors (1).

25614487 is an equidigital number, since it uses as much as digits as its factorization.

25614487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53760, while the sum is 37.

The square root of 25614487 is about 5061.0756761779. The cubic root of 25614487 is about 294.7781037454.

The spelling of 25614487 in words is "twenty-five million, six hundred fourteen thousand, four hundred eighty-seven".