4418122 has 4 divisors (see below), whose sum is σ = 6627186. Its totient is φ = 2209060.

The previous prime is 4418111. The next prime is 4418123. The reversal of 4418122 is 2218144.

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

It can be written as a sum of positive squares in only one way, i.e., 4405801 + 12321 = 2099^2 + 111^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 4418093 and 4418102.

It is not an unprimeable number, because it can be changed into a prime (4418123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1104529 + ... + 1104532.

Almost surely, 2^4418122 is an apocalyptic number.

4418122 is a deficient number, since it is larger than the sum of its proper divisors (2209064).

4418122 is a wasteful number, since it uses less digits than its factorization.

4418122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209063.

The product of its digits is 512, while the sum is 22.

The square root of 4418122 is about 2101.9329199572. The cubic root of 4418122 is about 164.0889117327.

Adding to 4418122 its sum of digits (22), we get a palindrome (4418144).

The spelling of 4418122 in words is "four million, four hundred eighteen thousand, one hundred twenty-two".