9842420530 has 16 divisors (see below), whose sum is σ = 17719482240. Its totient is φ = 3936273712.

The previous prime is 9842420507. The next prime is 9842420557. The reversal of 9842420530 is 350242489.

It is a happy number.

9842420530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 9842420530.

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, 25210 + ... + 142549.

It is an arithmetic number, because the mean of its divisors is an integer number (1107467640).

Almost surely, 2^9842420530 is an apocalyptic number.

9842420530 is a deficient number, since it is larger than the sum of its proper divisors (7877061710).

9842420530 is a wasteful number, since it uses less digits than its factorization.

9842420530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173633.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 9842420530 is about 99208.9740396503. The cubic root of 9842420530 is about 2143.0582333593.

The spelling of 9842420530 in words is "nine billion, eight hundred forty-two million, four hundred twenty thousand, five hundred thirty".