9982309642 has 16 divisors (see below), whose sum is σ = 15848632800. Its totient is φ = 4702335120.

The previous prime is 9982309637. The next prime is 9982309643. The reversal of 9982309642 is 2469032899.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 9982309642.

It is not an unprimeable number, because it can be changed into a prime (9982309643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 718792 + ... + 732547.

It is an arithmetic number, because the mean of its divisors is an integer number (990539550).

Almost surely, 2^9982309642 is an apocalyptic number.

9982309642 is a deficient number, since it is larger than the sum of its proper divisors (5866323158).

9982309642 is a wasteful number, since it uses less digits than its factorization.

9982309642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1451541.

The product of its (nonzero) digits is 1679616, while the sum is 52.

The square root of 9982309642 is about 99911.5090567648. The cubic root of 9982309642 is about 2153.1635161211.

The spelling of 9982309642 in words is "nine billion, nine hundred eighty-two million, three hundred nine thousand, six hundred forty-two".