9993440084 has 6 divisors (see below), whose sum is σ = 17488520154. Its totient is φ = 4996720040.

The previous prime is 9993440063. The next prime is 9993440087. The reversal of 9993440084 is 4800443999.

It can be written as a sum of positive squares in only one way, i.e., 5574115600 + 4419324484 = 74660^2 + 66478^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9993440087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1249180007 + ... + 1249180014.

It is an arithmetic number, because the mean of its divisors is an integer number (2914753359).

Almost surely, 2^9993440084 is an apocalyptic number.

It is an amenable number.

9993440084 is a deficient number, since it is larger than the sum of its proper divisors (7495080070).

9993440084 is a wasteful number, since it uses less digits than its factorization.

9993440084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2498360025 (or 2498360023 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 50.

The square root of 9993440084 is about 99967.1950391727. The cubic root of 9993440084 is about 2153.9634899626.

The spelling of 9993440084 in words is "nine billion, nine hundred ninety-three million, four hundred forty thousand, eighty-four".