3106669 has 4 divisors (see below), whose sum is σ = 3157660. Its totient is φ = 3055680.

The previous prime is 3106667. The next prime is 3106673. The reversal of 3106669 is 9666013.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 131044 + 2975625 = 362^2 + 1725^2 .

It is a cyclic number.

It is not a de Polignac number, because 3106669 - 2¹ = 3106667 is a prime.

It is a super-2 number, since 2×3106669² = 19302784551122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3106669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3106667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25404 + ... + 25525.

It is an arithmetic number, because the mean of its divisors is an integer number (789415).

Almost surely, 2^3106669 is an apocalyptic number.

It is an amenable number.

3106669 is a deficient number, since it is larger than the sum of its proper divisors (50991).

3106669 is an equidigital number, since it uses as much as digits as its factorization.

3106669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50990.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 3106669 is about 1762.5745374310. The cubic root of 3106669 is about 145.9144585543.

The spelling of 3106669 in words is "three million, one hundred six thousand, six hundred sixty-nine".