2881784622 has 32 divisors (see below), whose sum is σ = 5802529824. Its totient is φ = 954115200.

The previous prime is 2881784579. The next prime is 2881784639. The reversal of 2881784622 is 2264871882.

2881784622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1759588 + ... + 1761224.

It is an arithmetic number, because the mean of its divisors is an integer number (181329057).

Almost surely, 2^2881784622 is an apocalyptic number.

2881784622 is an abundant number, since it is smaller than the sum of its proper divisors (2920745202).

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

2881784622 is a wasteful number, since it uses less digits than its factorization.

2881784622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3444.

The product of its digits is 688128, while the sum is 48.

The square root of 2881784622 is about 53682.2561187586. The cubic root of 2881784622 is about 1423.0511365809.

The spelling of 2881784622 in words is "two billion, eight hundred eighty-one million, seven hundred eighty-four thousand, six hundred twenty-two".