4443139228 has 48 divisors (see below), whose sum is σ = 8854620768. Its totient is φ = 1932768000.

The previous prime is 4443139171. The next prime is 4443139243. The reversal of 4443139228 is 8229313444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76938 + ... + 121678.

It is an arithmetic number, because the mean of its divisors is an integer number (184471266).

Almost surely, 2^4443139228 is an apocalyptic number.

It is an amenable number.

4443139228 is a deficient number, since it is larger than the sum of its proper divisors (4411481540).

4443139228 is a wasteful number, since it uses less digits than its factorization.

4443139228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44854 (or 44852 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The square root of 4443139228 is about 66656.8768245258. The cubic root of 4443139228 is about 1643.9804201014.

The spelling of 4443139228 in words is "four billion, four hundred forty-three million, one hundred thirty-nine thousand, two hundred twenty-eight".