3682981779 has 16 divisors (see below), whose sum is σ = 5219292672. Its totient is φ = 2302095488.

The previous prime is 3682981769. The next prime is 3682981801. The reversal of 3682981779 is 9771892863.

It is a cyclic number.

It is not a de Polignac number, because 3682981779 - 2⁵ = 3682981747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3682981769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123879 + ... + 150704.

It is an arithmetic number, because the mean of its divisors is an integer number (326205792).

Almost surely, 2^3682981779 is an apocalyptic number.

3682981779 is a deficient number, since it is larger than the sum of its proper divisors (1536310893).

3682981779 is a wasteful number, since it uses less digits than its factorization.

3682981779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274866.

The product of its digits is 9144576, while the sum is 60.

The square root of 3682981779 is about 60687.5751616424. The cubic root of 3682981779 is about 1544.3054001098.

The spelling of 3682981779 in words is "three billion, six hundred eighty-two million, nine hundred eighty-one thousand, seven hundred seventy-nine".