25448783 has 2 divisors, whose sum is σ = 25448784. Its totient is φ = 25448782.

The previous prime is 25448777. The next prime is 25448827. The reversal of 25448783 is 38784452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25448783 - 2⁴ = 25448767 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25448783.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25448723) 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, 12724391 + 12724392.

It is an arithmetic number, because the mean of its divisors is an integer number (12724392).

Almost surely, 2^25448783 is an apocalyptic number.

25448783 is a deficient number, since it is larger than the sum of its proper divisors (1).

25448783 is an equidigital number, since it uses as much as digits as its factorization.

25448783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 215040, while the sum is 41.

The square root of 25448783 is about 5044.6786815416. The cubic root of 25448783 is about 294.1410733333.

The spelling of 25448783 in words is "twenty-five million, four hundred forty-eight thousand, seven hundred eighty-three".