3665106 has 12 divisors (see below), whose sum is σ = 7941102. Its totient is φ = 1221696.

The previous prime is 3665089. The next prime is 3665117. The reversal of 3665106 is 6015663.

3665106 is a `hidden beast` number, since 3 + 6 + 651 + 0 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3294225 + 370881 = 1815^2 + 609^2 .

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 3665106.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 101791 + ... + 101826.

Almost surely, 2^3665106 is an apocalyptic number.

3665106 is an abundant number, since it is smaller than the sum of its proper divisors (4275996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3665106 is a wasteful number, since it uses less digits than its factorization.

3665106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203625 (or 203622 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 3665106 is about 1914.4466563475. The cubic root of 3665106 is about 154.1802858515.

The spelling of 3665106 in words is "three million, six hundred sixty-five thousand, one hundred six".