3665105 has 8 divisors (see below), whose sum is σ = 4500672. Its totient is φ = 2863728.

The previous prime is 3665089. The next prime is 3665117. The reversal of 3665105 is 5015663.

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 3665105 - 2⁴ = 3665089 is a prime.

It is a super-2 number, since 2×3665105² = 26865989322050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8309 + ... + 8738.

It is an arithmetic number, because the mean of its divisors is an integer number (562584).

Almost surely, 2^3665105 is an apocalyptic number.

It is an amenable number.

3665105 is a deficient number, since it is larger than the sum of its proper divisors (835567).

3665105 is a wasteful number, since it uses less digits than its factorization.

3665105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17095.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 3665105 is about 1914.4463951754. The cubic root of 3665105 is about 154.1802718291.

The spelling of 3665105 in words is "three million, six hundred sixty-five thousand, one hundred five".