25532743 has 2 divisors, whose sum is σ = 25532744. Its totient is φ = 25532742.

The previous prime is 25532729. The next prime is 25532761. The reversal of 25532743 is 34723552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25532743 - 2¹⁷ = 25401671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25532723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12766371 + 12766372.

It is an arithmetic number, because the mean of its divisors is an integer number (12766372).

Almost surely, 2^25532743 is an apocalyptic number.

25532743 is a deficient number, since it is larger than the sum of its proper divisors (1).

25532743 is an equidigital number, since it uses as much as digits as its factorization.

25532743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 31.

The square root of 25532743 is about 5052.9934692220. The cubic root of 25532743 is about 294.4641925866.

The spelling of 25532743 in words is "twenty-five million, five hundred thirty-two thousand, seven hundred forty-three".