4224220442 has 16 divisors (see below), whose sum is σ = 6847864800. Its totient is φ = 1942747632.

The previous prime is 4224220421. The next prime is 4224220471. The reversal of 4224220442 is 2440224224.

It is a super-2 number, since 2×4224220442² = 35688076685221350728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279692 + ... + 294407.

It is an arithmetic number, because the mean of its divisors is an integer number (427991550).

Almost surely, 2^4224220442 is an apocalyptic number.

4224220442 is a deficient number, since it is larger than the sum of its proper divisors (2623644358).

4224220442 is a wasteful number, since it uses less digits than its factorization.

4224220442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574397.

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 4224220442 is about 64994.0031233652. The cubic root of 4224220442 is about 1616.5241283100.

Adding to 4224220442 its reverse (2440224224), we get a palindrome (6664444666).

The spelling of 4224220442 in words is "four billion, two hundred twenty-four million, two hundred twenty thousand, four hundred forty-two".