3105641 has 16 divisors (see below), whose sum is σ = 3950208. Its totient is φ = 2371200.

The previous prime is 3105637. The next prime is 3105643. The reversal of 3105641 is 1465013.

It is a cyclic number.

It is not a de Polignac number, because 3105641 - 2² = 3105637 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3105643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3701 + ... + 4461.

It is an arithmetic number, because the mean of its divisors is an integer number (246888).

Almost surely, 2^3105641 is an apocalyptic number.

It is an amenable number.

3105641 is a deficient number, since it is larger than the sum of its proper divisors (844567).

3105641 is a wasteful number, since it uses less digits than its factorization.

3105641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 3105641 is about 1762.2828944298. The cubic root of 3105641 is about 145.8983623635.

The spelling of 3105641 in words is "three million, one hundred five thousand, six hundred forty-one".