8442602242 has 8 divisors (see below), whose sum is σ = 12667650300. Its totient is φ = 4220052144.

The previous prime is 8442602239. The next prime is 8442602251. The reversal of 8442602242 is 2422062448.

It can be written as a sum of positive squares in 2 ways, for example, as 8334046681 + 108555561 = 91291^2 + 10419^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 8442602198 and 8442602207.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 616017 + ... + 629572.

Almost surely, 2^8442602242 is an apocalyptic number.

8442602242 is a deficient number, since it is larger than the sum of its proper divisors (4225048058).

8442602242 is a wasteful number, since it uses less digits than its factorization.

8442602242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248980.

The product of its (nonzero) digits is 49152, while the sum is 34.

The square root of 8442602242 is about 91883.6342446249. The cubic root of 8442602242 is about 2036.2234887377.

The spelling of 8442602242 in words is "eight billion, four hundred forty-two million, six hundred two thousand, two hundred forty-two".