9938884 has 6 divisors (see below), whose sum is σ = 17393054. Its totient is φ = 4969440.

The previous prime is 9938869. The next prime is 9938899. The reversal of 9938884 is 4888399.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9938869) and next prime (9938899).

It can be written as a sum of positive squares in only one way, i.e., 9922500 + 16384 = 3150^2 + 128^2 .

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 as a sum of consecutive naturals, namely, 1242357 + ... + 1242364.

Almost surely, 2^9938884 is an apocalyptic number.

It is an amenable number.

9938884 is a deficient number, since it is larger than the sum of its proper divisors (7454170).

9938884 is a wasteful number, since it uses less digits than its factorization.

9938884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2484725 (or 2484723 counting only the distinct ones).

The product of its digits is 497664, while the sum is 49.

The square root of 9938884 is about 3152.5995622660. The cubic root of 9938884 is about 215.0036703898.

It can be divided in two parts, 99 and 38884, that added together give a palindrome (38983).

The spelling of 9938884 in words is "nine million, nine hundred thirty-eight thousand, eight hundred eighty-four".