9784168042 has 16 divisors (see below), whose sum is σ = 16013002752. Its totient is φ = 4446641920.

The previous prime is 9784168021. The next prime is 9784168057. The reversal of 9784168042 is 2408614879.

It is a happy number.

9784168042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×9784168042² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121623 + ... + 185365.

It is an arithmetic number, because the mean of its divisors is an integer number (1000812672).

Almost surely, 2^9784168042 is an apocalyptic number.

9784168042 is a deficient number, since it is larger than the sum of its proper divisors (6228834710).

9784168042 is a wasteful number, since it uses less digits than its factorization.

9784168042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70733.

The product of its (nonzero) digits is 774144, while the sum is 49.

The square root of 9784168042 is about 98914.9535813468. The cubic root of 9784168042 is about 2138.8219592750.

The spelling of 9784168042 in words is "nine billion, seven hundred eighty-four million, one hundred sixty-eight thousand, forty-two".