9993134892 has 96 divisors (see below), whose sum is σ = 26510238720. Its totient is φ = 2904422400.

The previous prime is 9993134887. The next prime is 9993134897. The reversal of 9993134892 is 2984313999.

It is an interprime number because it is at equal distance from previous prime (9993134887) and next prime (9993134897).

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (9993134897) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1041517 + ... + 1051067.

It is an arithmetic number, because the mean of its divisors is an integer number (276148320).

Almost surely, 2^9993134892 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9993134892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13255119360).

9993134892 is an abundant number, since it is smaller than the sum of its proper divisors (16517103828).

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

9993134892 is a wasteful number, since it uses less digits than its factorization.

9993134892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9943 (or 9941 counting only the distinct ones).

The product of its digits is 3779136, while the sum is 57.

The square root of 9993134892 is about 99965.6685667635. The cubic root of 9993134892 is about 2153.9415629414.

The spelling of 9993134892 in words is "nine billion, nine hundred ninety-three million, one hundred thirty-four thousand, eight hundred ninety-two".