2081366884 has 9 divisors (see below), whose sum is σ = 3642551731. Its totient is φ = 1040637820.

The previous prime is 2081366873. The next prime is 2081366897. The reversal of 2081366884 is 4886631802.

The square root of 2081366884 is 45622.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 79839 + ... + 102649.

Almost surely, 2^2081366884 is an apocalyptic number.

2081366884 is the 45622-nd square number.

It is an amenable number.

2081366884 is a deficient number, since it is larger than the sum of its proper divisors (1561184847).

2081366884 is an frugal number, since it uses more digits than its factorization.

2081366884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45626 (or 22813 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 46.

The cubic root of 2081366884 is about 1276.7804185112.

The spelling of 2081366884 in words is "two billion, eighty-one million, three hundred sixty-six thousand, eight hundred eighty-four".