4420055 has 4 divisors (see below), whose sum is σ = 5304072. Its totient is φ = 3536040.

The previous prime is 4420049. The next prime is 4420067. The reversal of 4420055 is 5500244.

It is a happy number.

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

It is not a de Polignac number, because 4420055 - 2⁶ = 4419991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 442001 + ... + 442010.

It is an arithmetic number, because the mean of its divisors is an integer number (1326018).

Almost surely, 2^4420055 is an apocalyptic number.

4420055 is a deficient number, since it is larger than the sum of its proper divisors (884017).

4420055 is an equidigital number, since it uses as much as digits as its factorization.

4420055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884016.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 4420055 is about 2102.3926845383. The cubic root of 4420055 is about 164.1128387633.

Adding to 4420055 its reverse (5500244), we get a palindrome (9920299).

The spelling of 4420055 in words is "four million, four hundred twenty thousand, fifty-five".