3876947 has 2 divisors, whose sum is σ = 3876948. Its totient is φ = 3876946.

The previous prime is 3876941. The next prime is 3876959. The reversal of 3876947 is 7496783.

3876947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3876947 - 2¹² = 3872851 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 3876898 and 3876907.

It is not a weakly prime, because it can be changed into another prime (3876941) 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 as a sum of consecutive naturals, namely, 1938473 + 1938474.

It is an arithmetic number, because the mean of its divisors is an integer number (1938474).

Almost surely, 2^3876947 is an apocalyptic number.

3876947 is a deficient number, since it is larger than the sum of its proper divisors (1).

3876947 is an equidigital number, since it uses as much as digits as its factorization.

3876947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 44.

The square root of 3876947 is about 1968.9964448927. The cubic root of 3876947 is about 157.0953347445.

The spelling of 3876947 in words is "three million, eight hundred seventy-six thousand, nine hundred forty-seven".