4022422 has 4 divisors (see below), whose sum is σ = 6033636. Its totient is φ = 2011210.

The previous prime is 4022419. The next prime is 4022437. The reversal of 4022422 is 2242204.

4022422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 4022396 and 4022405.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1005604 + ... + 1005607.

It is an arithmetic number, because the mean of its divisors is an integer number (1508409).

Almost surely, 2^4022422 is an apocalyptic number.

4022422 is a deficient number, since it is larger than the sum of its proper divisors (2011214).

4022422 is a wasteful number, since it uses less digits than its factorization.

4022422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011213.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 4022422 is about 2005.5976665323. The cubic root of 4022422 is about 159.0361585948.

Adding to 4022422 its reverse (2242204), we get a palindrome (6264626).

It can be divided in two parts, 4022 and 422, that added together give a palindrome (4444).

The spelling of 4022422 in words is "four million, twenty-two thousand, four hundred twenty-two".