9339988444 has 12 divisors (see below), whose sum is σ = 16381386000. Its totient is φ = 4659592448.

The previous prime is 9339988439. The next prime is 9339988453. The reversal of 9339988444 is 4448899339.

It is a super-2 number, since 2×9339988444² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 2598424 + ... + 2602015.

It is an arithmetic number, because the mean of its divisors is an integer number (1365115500).

Almost surely, 2^9339988444 is an apocalyptic number.

It is an amenable number.

9339988444 is a deficient number, since it is larger than the sum of its proper divisors (7041397556).

9339988444 is a wasteful number, since it uses less digits than its factorization.

9339988444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5200892 (or 5200890 counting only the distinct ones).

The product of its digits is 26873856, while the sum is 61.

The square root of 9339988444 is about 96643.6156401446. The cubic root of 9339988444 is about 2105.9535097527.

The spelling of 9339988444 in words is "nine billion, three hundred thirty-nine million, nine hundred eighty-eight thousand, four hundred forty-four".