3943976 has 16 divisors (see below), whose sum is σ = 7418400. Its totient is φ = 1965744.

The previous prime is 3943967. The next prime is 3943993. The reversal of 3943976 is 6793493.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2951 + ... + 4073.

It is an arithmetic number, because the mean of its divisors is an integer number (463650).

Almost surely, 2^3943976 is an apocalyptic number.

It is an amenable number.

3943976 is a deficient number, since it is larger than the sum of its proper divisors (3474424).

3943976 is a wasteful number, since it uses less digits than its factorization.

3943976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1568 (or 1564 counting only the distinct ones).

The product of its digits is 122472, while the sum is 41.

The square root of 3943976 is about 1985.9446115136. The cubic root of 3943976 is about 157.9955134121.

The spelling of 3943976 in words is "three million, nine hundred forty-three thousand, nine hundred seventy-six".