2582863 has 2 divisors, whose sum is σ = 2582864. Its totient is φ = 2582862.

The previous prime is 2582837. The next prime is 2582897. The reversal of 2582863 is 3682852.

It is an a-pointer prime, because the next prime (2582897) can be obtained adding 2582863 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2582863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2582663) 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, 1291431 + 1291432.

It is an arithmetic number, because the mean of its divisors is an integer number (1291432).

2^2582863 is an apocalyptic number.

2582863 is a deficient number, since it is larger than the sum of its proper divisors (1).

2582863 is an equidigital number, since it uses as much as digits as its factorization.

2582863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23040, while the sum is 34.

The square root of 2582863 is about 1607.1288062878. The cubic root of 2582863 is about 137.2041108340.

The spelling of 2582863 in words is "two million, five hundred eighty-two thousand, eight hundred sixty-three".