9042239208 has 128 divisors (see below), whose sum is σ = 24983510400. Its totient is φ = 2714320896.

The previous prime is 9042239201. The next prime is 9042239249. The reversal of 9042239208 is 8029322409.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (9042239201) 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 31 ways as a sum of consecutive naturals, for example, 1333635 + ... + 1340397.

It is an arithmetic number, because the mean of its divisors is an integer number (195183675).

Almost surely, 2^9042239208 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 9042239208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12491755200).

9042239208 is an abundant number, since it is smaller than the sum of its proper divisors (15941271192).

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

9042239208 is a wasteful number, since it uses less digits than its factorization.

9042239208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6931 (or 6927 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 9042239208 is about 95090.6893865009. The cubic root of 9042239208 is about 2083.3328600632.

The spelling of 9042239208 in words is "nine billion, forty-two million, two hundred thirty-nine thousand, two hundred eight".