3973347 has 16 divisors (see below), whose sum is σ = 6727680. Its totient is φ = 2270376.

The previous prime is 3973339. The next prime is 3973381. The reversal of 3973347 is 7433793.

3973347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3973347 - 2³ = 3973339 is a prime.

3973347 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3973247) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 10323 + ... + 10700.

It is an arithmetic number, because the mean of its divisors is an integer number (420480).

Almost surely, 2^3973347 is an apocalyptic number.

3973347 is a deficient number, since it is larger than the sum of its proper divisors (2754333).

3973347 is a wasteful number, since it uses less digits than its factorization.

3973347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21039 (or 21033 counting only the distinct ones).

The product of its digits is 47628, while the sum is 36.

The square root of 3973347 is about 1993.3256131400. The cubic root of 3973347 is about 158.3867441846.

The spelling of 3973347 in words is "three million, nine hundred seventy-three thousand, three hundred forty-seven".