4564555 has 4 divisors (see below), whose sum is σ = 5477472. Its totient is φ = 3651640.

The previous prime is 4564537. The next prime is 4564559. The reversal of 4564555 is 5554654.

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

It is not a de Polignac number, because 4564555 - 2⁵ = 4564523 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4564555.

It is not an unprimeable number, because it can be changed into a prime (4564559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 456451 + ... + 456460.

It is an arithmetic number, because the mean of its divisors is an integer number (1369368).

Almost surely, 2^4564555 is an apocalyptic number.

4564555 is a deficient number, since it is larger than the sum of its proper divisors (912917).

4564555 is an equidigital number, since it uses as much as digits as its factorization.

4564555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912916.

The product of its digits is 60000, while the sum is 34.

The square root of 4564555 is about 2136.4819212902. The cubic root of 4564555 is about 165.8820834821.

Subtracting 4564555 from its reverse (5554654), we obtain a palindrome (990099).

The spelling of 4564555 in words is "four million, five hundred sixty-four thousand, five hundred fifty-five".