9394942284 has 216 divisors, whose sum is σ = 29880854640. Its totient is φ = 2466955008.

The previous prime is 9394942259. The next prime is 9394942343. The reversal of 9394942284 is 4822494939.

It is a super-2 number, since 2×9394942284² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9394942284.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 6167947 + ... + 6169469.

It is an arithmetic number, because the mean of its divisors is an integer number (138337290).

Almost surely, 2^9394942284 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 9394942284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14940427320).

9394942284 is an abundant number, since it is smaller than the sum of its proper divisors (20485912356).

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

9394942284 is a wasteful number, since it uses less digits than its factorization.

9394942284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1829 (or 1817 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 54.

The square root of 9394942284 is about 96927.5104601372. The cubic root of 9394942284 is about 2110.0757131625.

The spelling of 9394942284 in words is "nine billion, three hundred ninety-four million, nine hundred forty-two thousand, two hundred eighty-four".