4400212443 has 16 divisors (see below), whose sum is σ = 6447033216. Its totient is φ = 2647327040.

The previous prime is 4400212441. The next prime is 4400212469. The reversal of 4400212443 is 3442120044.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4400212443 - 2¹ = 4400212441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4400212441) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 482121 + ... + 491162.

It is an arithmetic number, because the mean of its divisors is an integer number (402939576).

Almost surely, 2^4400212443 is an apocalyptic number.

4400212443 is a deficient number, since it is larger than the sum of its proper divisors (2046820773).

4400212443 is a wasteful number, since it uses less digits than its factorization.

4400212443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973434.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 4400212443 is about 66334.0971371436. The cubic root of 4400212443 is about 1638.6689133630.

Adding to 4400212443 its reverse (3442120044), we get a palindrome (7842332487).

The spelling of 4400212443 in words is "four billion, four hundred million, two hundred twelve thousand, four hundred forty-three".