4025863 has 2 divisors, whose sum is σ = 4025864. Its totient is φ = 4025862.

The previous prime is 4025849. The next prime is 4025873. The reversal of 4025863 is 3685204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4025863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4025873) 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, 2012931 + 2012932.

It is an arithmetic number, because the mean of its divisors is an integer number (2012932).

Almost surely, 2^4025863 is an apocalyptic number.

4025863 is a deficient number, since it is larger than the sum of its proper divisors (1).

4025863 is an equidigital number, since it uses as much as digits as its factorization.

4025863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 4025863 is about 2006.4553321716. The cubic root of 4025863 is about 159.0814950818.

The spelling of 4025863 in words is "four million, twenty-five thousand, eight hundred sixty-three".