282563 has 2 divisors, whose sum is σ = 282564. Its totient is φ = 282562.

The previous prime is 282559. The next prime is 282571. The reversal of 282563 is 365282.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 282563 - 2² = 282559 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (281563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141281 + 141282.

It is an arithmetic number, because the mean of its divisors is an integer number (141282).

2²⁸²⁵⁶³ is an apocalyptic number.

282563 is a deficient number, since it is larger than the sum of its proper divisors (1).

282563 is an equidigital number, since it uses as much as digits as its factorization.

282563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 26.

The square root of 282563 is about 531.5665527476. The cubic root of 282563 is about 65.6203331526.

It can be divided in two parts, 282 and 563, that multiplied together give a triangular number (158766 = T₅₆₃).

The spelling of 282563 in words is "two hundred eighty-two thousand, five hundred sixty-three".