4442138384 has 20 divisors (see below), whose sum is σ = 8687082384. Its totient is φ = 2200310688.

The previous prime is 4442138353. The next prime is 4442138413. The reversal of 4442138384 is 4838312444.

It is a super-2 number, since 2×4442138384² = 39465186845212262912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1295642 + ... + 1299065.

Almost surely, 2^4442138384 is an apocalyptic number.

It is an amenable number.

4442138384 is a deficient number, since it is larger than the sum of its proper divisors (4244944000).

4442138384 is a wasteful number, since it uses less digits than its factorization.

4442138384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2594822 (or 2594816 counting only the distinct ones).

The product of its digits is 294912, while the sum is 41.

The square root of 4442138384 is about 66649.3689692558. The cubic root of 4442138384 is about 1643.8569719855.

The spelling of 4442138384 in words is "four billion, four hundred forty-two million, one hundred thirty-eight thousand, three hundred eighty-four".