2842009578 has 160 divisors (see below), whose sum is σ = 6996502656. Its totient is φ = 858719232.

The previous prime is 2842009549. The next prime is 2842009579. The reversal of 2842009578 is 8759002482.

It is not an unprimeable number, because it can be changed into a prime (2842009579) 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 79 ways as a sum of consecutive naturals, for example, 12197350 + ... + 12197582.

Almost surely, 2^2842009578 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2842009578, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3498251328).

2842009578 is an abundant number, since it is smaller than the sum of its proper divisors (4154493078).

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

2842009578 is a wasteful number, since it uses less digits than its factorization.

2842009578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410 (or 401 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 2842009578 is about 53310.5015733298. The cubic root of 2842009578 is about 1416.4736906293.

The spelling of 2842009578 in words is "two billion, eight hundred forty-two million, nine thousand, five hundred seventy-eight".