2842578156 has 24 divisors (see below), whose sum is σ = 7235653824. Its totient is φ = 861387280.

The previous prime is 2842578103. The next prime is 2842578161. The reversal of 2842578156 is 6518752482.

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, 10767210 + ... + 10767473.

It is an arithmetic number, because the mean of its divisors is an integer number (301485576).

Almost surely, 2^2842578156 is an apocalyptic number.

It is an amenable number.

2842578156 is an abundant number, since it is smaller than the sum of its proper divisors (4393075668).

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

2842578156 is a wasteful number, since it uses less digits than its factorization.

2842578156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21534701 (or 21534699 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 48.

The square root of 2842578156 is about 53315.8340082944. The cubic root of 2842578156 is about 1416.5681451639.

The spelling of 2842578156 in words is "two billion, eight hundred forty-two million, five hundred seventy-eight thousand, one hundred fifty-six".