3846909 has 16 divisors (see below), whose sum is σ = 5727744. Its totient is φ = 2276400.

The previous prime is 3846877. The next prime is 3846917. The reversal of 3846909 is 9096483.

It is not a de Polignac number, because 3846909 - 2⁵ = 3846877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3846929) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64 + ... + 2774.

It is an arithmetic number, because the mean of its divisors is an integer number (357984).

Almost surely, 2^3846909 is an apocalyptic number.

It is an amenable number.

3846909 is a deficient number, since it is larger than the sum of its proper divisors (1880835).

3846909 is a wasteful number, since it uses less digits than its factorization.

3846909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2768.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 3846909 is about 1961.3538691424. The cubic root of 3846909 is about 156.6885654213.

It can be divided in two parts, 384 and 6909, that multiplied together give a triangular number (2653056 = T₂₃₀₃).

The spelling of 3846909 in words is "three million, eight hundred forty-six thousand, nine hundred nine".