3665605106 has 32 divisors (see below), whose sum is σ = 5819793408. Its totient is φ = 1728979920.

The previous prime is 3665605087. The next prime is 3665605117. The reversal of 3665605106 is 6015065663.

It is a self number, because there is not a number n which added to its sum of digits gives 3665605106.

It is an unprimeable number.

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, 763991 + ... + 768773.

It is an arithmetic number, because the mean of its divisors is an integer number (181868544).

Almost surely, 2^3665605106 is an apocalyptic number.

3665605106 is a deficient number, since it is larger than the sum of its proper divisors (2154188302).

3665605106 is a wasteful number, since it uses less digits than its factorization.

3665605106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5126.

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 3665605106 is about 60544.2408987015. The cubic root of 3665605106 is about 1541.8728417683.

The spelling of 3665605106 in words is "three billion, six hundred sixty-five million, six hundred five thousand, one hundred six".