9988134 has 16 divisors (see below), whose sum is σ = 21513072. Its totient is φ = 3073248.

The previous prime is 9988127. The next prime is 9988157. The reversal of 9988134 is 4318899.

It is a super-3 number, since 3×9988134³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63949 + ... + 64104.

It is an arithmetic number, because the mean of its divisors is an integer number (1344567).

Almost surely, 2^9988134 is an apocalyptic number.

9988134 is an abundant number, since it is smaller than the sum of its proper divisors (11524938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9988134 is a wasteful number, since it uses less digits than its factorization.

9988134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128071.

The product of its digits is 62208, while the sum is 42.

The square root of 9988134 is about 3160.4009239335. The cubic root of 9988134 is about 215.3582202021.

The spelling of 9988134 in words is "nine million, nine hundred eighty-eight thousand, one hundred thirty-four".