4422555 has 24 divisors (see below), whose sum is σ = 8000928. Its totient is φ = 2255616.

The previous prime is 4422527. The next prime is 4422557. The reversal of 4422555 is 5552244.

It is not a de Polignac number, because 4422555 - 2⁷ = 4422427 is a prime.

It is a d-powerful number, because it can be written as 4⁷ + 4⁹ + 2²⁰ + 2²⁰ + 5⁶ + 5⁷ + 5⁹ .

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (4422557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1102 + ... + 3171.

It is an arithmetic number, because the mean of its divisors is an integer number (333372).

Almost surely, 2^4422555 is an apocalyptic number.

4422555 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4422555 is a deficient number, since it is larger than the sum of its proper divisors (3578373).

4422555 is a wasteful number, since it uses less digits than its factorization.

4422555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4307 (or 4304 counting only the distinct ones).

The product of its digits is 8000, while the sum is 27.

The square root of 4422555 is about 2102.9871611591. The cubic root of 4422555 is about 164.1437738813.

Adding to 4422555 its reverse (5552244), we get a palindrome (9974799).

The spelling of 4422555 in words is "four million, four hundred twenty-two thousand, five hundred fifty-five".