408563 has 2 divisors, whose sum is σ = 408564. Its totient is φ = 408562.

The previous prime is 408553. The next prime is 408607. The reversal of 408563 is 365804.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-408563 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (408533) 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, 204281 + 204282.

It is an arithmetic number, because the mean of its divisors is an integer number (204282).

2⁴⁰⁸⁵⁶³ is an apocalyptic number.

408563 is a deficient number, since it is larger than the sum of its proper divisors (1).

408563 is an equidigital number, since it uses as much as digits as its factorization.

408563 is an odious number, because the sum of its binary digits is odd.

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

The square root of 408563 is about 639.1893303240. The cubic root of 408563 is about 74.2026948356.

The spelling of 408563 in words is "four hundred eight thousand, five hundred sixty-three".