4220345044 has 24 divisors (see below), whose sum is σ = 7426581120. Its totient is φ = 2098496544.

The previous prime is 4220345033. The next prime is 4220345057. The reversal of 4220345044 is 4405430224.

It is a super-2 number, since 2×4220345044² = 35622624580830723872, which contains 22 as substring.

It is a congruent number.

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, 585937 + ... + 593095.

It is an arithmetic number, because the mean of its divisors is an integer number (309440880).

Almost surely, 2^4220345044 is an apocalyptic number.

It is an amenable number.

4220345044 is a deficient number, since it is larger than the sum of its proper divisors (3206236076).

4220345044 is a wasteful number, since it uses less digits than its factorization.

4220345044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7959 (or 7957 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 4220345044 is about 64964.1827778969. The cubic root of 4220345044 is about 1616.0296314576.

Adding to 4220345044 its reverse (4405430224), we get a palindrome (8625775268).

The spelling of 4220345044 in words is "four billion, two hundred twenty million, three hundred forty-five thousand, forty-four".