4556555 has 4 divisors (see below), whose sum is σ = 5467872. Its totient is φ = 3645240.

The previous prime is 4556521. The next prime is 4556557. The reversal of 4556555 is 5556554.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5556554 = 2 ⋅2778277.

It is not a de Polignac number, because 4556555 - 2⁶ = 4556491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4556557) 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, 455651 + ... + 455660.

It is an arithmetic number, because the mean of its divisors is an integer number (1366968).

Almost surely, 2^4556555 is an apocalyptic number.

4556555 is a deficient number, since it is larger than the sum of its proper divisors (911317).

4556555 is an equidigital number, since it uses as much as digits as its factorization.

4556555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911316.

The product of its digits is 75000, while the sum is 35.

The square root of 4556555 is about 2134.6088634689. The cubic root of 4556555 is about 165.7851165484.

Subtracting 4556555 from its reverse (5556554), we obtain a palindrome (999999).

The spelling of 4556555 in words is "four million, five hundred fifty-six thousand, five hundred fifty-five".