4022443818 has 24 divisors (see below), whose sum is σ = 8781829056. Its totient is φ = 1330578600.

The previous prime is 4022443813. The next prime is 4022443819. The reversal of 4022443818 is 8183442204.

4022443818 is a `hidden beast` number, since 402 + 244 + 3 + 8 + 1 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (4022443813) 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 11 ways as a sum of consecutive naturals, for example, 850578 + ... + 855293.

It is an arithmetic number, because the mean of its divisors is an integer number (365909544).

Almost surely, 2^4022443818 is an apocalyptic number.

4022443818 is an abundant number, since it is smaller than the sum of its proper divisors (4759385238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4022443818 is a wasteful number, since it uses less digits than its factorization.

4022443818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706010 (or 1706007 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 36.

The square root of 4022443818 is about 63422.7389663991. The cubic root of 4022443818 is about 1590.3644613666.

The spelling of 4022443818 in words is "four billion, twenty-two million, four hundred forty-three thousand, eight hundred eighteen".