456563 has 4 divisors (see below), whose sum is σ = 459528. Its totient is φ = 453600.

The previous prime is 456559. The next prime is 456571. The reversal of 456563 is 365654.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 456563 - 2² = 456559 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (456503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1238 + ... + 1563.

It is an arithmetic number, because the mean of its divisors is an integer number (114882).

2⁴⁵⁶⁵⁶³ is an apocalyptic number.

456563 is a deficient number, since it is larger than the sum of its proper divisors (2965).

456563 is a wasteful number, since it uses less digits than its factorization.

456563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2964.

The product of its digits is 10800, while the sum is 29.

The square root of 456563 is about 675.6944575768. The cubic root of 456563 is about 77.0016865881.

Subtracting from 456563 its reverse (365654), we obtain a palindrome (90909).

The spelling of 456563 in words is "four hundred fifty-six thousand, five hundred sixty-three".