4401643222 has 16 divisors (see below), whose sum is σ = 6662013120. Its totient is φ = 2181029832.

The previous prime is 4401643219. The next prime is 4401643223. The reversal of 4401643222 is 2223461044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4401643223) by changing a digit.

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, 142453 + ... + 170575.

It is an arithmetic number, because the mean of its divisors is an integer number (416375820).

Almost surely, 2^4401643222 is an apocalyptic number.

4401643222 is a deficient number, since it is larger than the sum of its proper divisors (2260369898).

4401643222 is a wasteful number, since it uses less digits than its factorization.

4401643222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28827.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 4401643222 is about 66344.8809027494. The cubic root of 4401643222 is about 1638.8465047122.

The spelling of 4401643222 in words is "four billion, four hundred one million, six hundred forty-three thousand, two hundred twenty-two".