25734671 has 2 divisors, whose sum is σ = 25734672. Its totient is φ = 25734670.

The previous prime is 25734661. The next prime is 25734673. The reversal of 25734671 is 17643752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25734671 - 2¹⁰ = 25733647 is a prime.

Together with 25734673, 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 (25734673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12867335 + 12867336.

It is an arithmetic number, because the mean of its divisors is an integer number (12867336).

Almost surely, 2^25734671 is an apocalyptic number.

25734671 is a deficient number, since it is larger than the sum of its proper divisors (1).

25734671 is an equidigital number, since it uses as much as digits as its factorization.

25734671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35280, while the sum is 35.

The square root of 25734671 is about 5072.9351464414. The cubic root of 25734671 is about 295.2384206804.

The spelling of 25734671 in words is "twenty-five million, seven hundred thirty-four thousand, six hundred seventy-one".