3447838 has 16 divisors (see below), whose sum is σ = 5715360. Its totient is φ = 1551616.

The previous prime is 3447827. The next prime is 3447853. The reversal of 3447838 is 8387443.

3447838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3447797 and 3447806.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1423 + ... + 2986.

It is an arithmetic number, because the mean of its divisors is an integer number (357210).

Almost surely, 2^3447838 is an apocalyptic number.

3447838 is a deficient number, since it is larger than the sum of its proper divisors (2267522).

3447838 is a wasteful number, since it uses less digits than its factorization.

3447838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4451.

The product of its digits is 64512, while the sum is 37.

The square root of 3447838 is about 1856.8354800574. The cubic root of 3447838 is about 151.0714104584.

The spelling of 3447838 in words is "three million, four hundred forty-seven thousand, eight hundred thirty-eight".