4220242444 has 12 divisors (see below), whose sum is σ = 8056826568. Its totient is φ = 1918292000.

The previous prime is 4220242427. The next prime is 4220242457. The reversal of 4220242444 is 4442420224.

It is a super-2 number, since 2×4220242444² = 35620892572278186272, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47957257 + ... + 47957344.

It is an arithmetic number, because the mean of its divisors is an integer number (671402214).

Almost surely, 2^4220242444 is an apocalyptic number.

4220242444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4220242444 is a deficient number, since it is larger than the sum of its proper divisors (3836584124).

4220242444 is a wasteful number, since it uses less digits than its factorization.

4220242444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95914616 (or 95914614 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

The square root of 4220242444 is about 64963.3931071954. The cubic root of 4220242444 is about 1616.0165356892.

Adding to 4220242444 its reverse (4442420224), we get a palindrome (8662662668).

The spelling of 4220242444 in words is "four billion, two hundred twenty million, two hundred forty-two thousand, four hundred forty-four".