4444466220 has 96 divisors (see below), whose sum is σ = 13867660800. Its totient is φ = 1181725632.

The previous prime is 4444466153. The next prime is 4444466237. The reversal of 4444466220 is 226644444.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175521 + ... + 199239.

It is an arithmetic number, because the mean of its divisors is an integer number (144454800).

Almost surely, 2^4444466220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4444466220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6933830400).

4444466220 is an abundant number, since it is smaller than the sum of its proper divisors (9423194580).

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

4444466220 is a wasteful number, since it uses less digits than its factorization.

4444466220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24084 (or 24076 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

The square root of 4444466220 is about 66666.8299831333. The cubic root of 4444466220 is about 1644.1440680395.

The spelling of 4444466220 in words is "four billion, four hundred forty-four million, four hundred sixty-six thousand, two hundred twenty".