2691705382 has 16 divisors (see below), whose sum is σ = 4130847072. Its totient is φ = 1314967680.

The previous prime is 2691705371. The next prime is 2691705389. The reversal of 2691705382 is 2835071962.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2691705389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27138 + ... + 78229.

It is an arithmetic number, because the mean of its divisors is an integer number (258177942).

Almost surely, 2^2691705382 is an apocalyptic number.

2691705382 is a deficient number, since it is larger than the sum of its proper divisors (1439141690).

2691705382 is a wasteful number, since it uses less digits than its factorization.

2691705382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105663.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 2691705382 is about 51881.6478342776. The cubic root of 2691705382 is about 1391.0492538260.

The spelling of 2691705382 in words is "two billion, six hundred ninety-one million, seven hundred five thousand, three hundred eighty-two".