25049743 has 2 divisors, whose sum is σ = 25049744. Its totient is φ = 25049742.

The previous prime is 25049741. The next prime is 25049753. The reversal of 25049743 is 34794052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25049743 - 2¹ = 25049741 is a prime.

Together with 25049741, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 25049699 and 25049708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25049741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12524871 + 12524872.

It is an arithmetic number, because the mean of its divisors is an integer number (12524872).

Almost surely, 2^25049743 is an apocalyptic number.

25049743 is a deficient number, since it is larger than the sum of its proper divisors (1).

25049743 is an equidigital number, since it uses as much as digits as its factorization.

25049743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 25049743 is about 5004.9718280925. The cubic root of 25049743 is about 292.5955778919.

The spelling of 25049743 in words is "twenty-five million, forty-nine thousand, seven hundred forty-three".