4539563 has 4 divisors (see below), whose sum is σ = 5188080. Its totient is φ = 3891048.

The previous prime is 4539551. The next prime is 4539569. The reversal of 4539563 is 3659354.

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

It is not a de Polignac number, because 4539563 - 2¹² = 4535467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4539569) 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, 324248 + ... + 324261.

It is an arithmetic number, because the mean of its divisors is an integer number (1297020).

Almost surely, 2^4539563 is an apocalyptic number.

4539563 is a deficient number, since it is larger than the sum of its proper divisors (648517).

4539563 is an equidigital number, since it uses as much as digits as its factorization.

4539563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648516.

The product of its digits is 48600, while the sum is 35.

The square root of 4539563 is about 2130.6250256674. The cubic root of 4539563 is about 165.5787815976.

The spelling of 4539563 in words is "four million, five hundred thirty-nine thousand, five hundred sixty-three".