2081746738 has 16 divisors (see below), whose sum is σ = 3170613600. Its totient is φ = 1024958016.

The previous prime is 2081746717. The next prime is 2081746753. The reversal of 2081746738 is 8376471802.

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, 30538 + ... + 71386.

It is an arithmetic number, because the mean of its divisors is an integer number (198163350).

Almost surely, 2^2081746738 is an apocalyptic number.

2081746738 is a deficient number, since it is larger than the sum of its proper divisors (1088866862).

2081746738 is a wasteful number, since it uses less digits than its factorization.

2081746738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41241.

The product of its (nonzero) digits is 451584, while the sum is 46.

The square root of 2081746738 is about 45626.1628673725. The cubic root of 2081746738 is about 1276.8580855244.

The spelling of 2081746738 in words is "two billion, eighty-one million, seven hundred forty-six thousand, seven hundred thirty-eight".