3779665 has 8 divisors (see below), whose sum is σ = 4553640. Its totient is φ = 3011712.

The previous prime is 3779663. The next prime is 3779669. The reversal of 3779665 is 5669773.

3779665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 685584 + 3094081 = 828^2 + 1759^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3779665 - 2¹ = 3779663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3779663) 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, 21 + ... + 2749.

It is an arithmetic number, because the mean of its divisors is an integer number (569205).

Almost surely, 2^3779665 is an apocalyptic number.

It is an amenable number.

3779665 is a deficient number, since it is larger than the sum of its proper divisors (773975).

3779665 is a wasteful number, since it uses less digits than its factorization.

3779665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3011.

The product of its digits is 238140, while the sum is 43.

The square root of 3779665 is about 1944.1360549097. The cubic root of 3779665 is about 155.7702211060.

It can be divided in two parts, 3779 and 665, that added together give a palindrome (4444).

The spelling of 3779665 in words is "three million, seven hundred seventy-nine thousand, six hundred sixty-five".