3966724 has 12 divisors (see below), whose sum is σ = 6974464. Its totient is φ = 1974024.

The previous prime is 3966719. The next prime is 3966727. The reversal of 3966724 is 4276693.

It is not an unprimeable number, because it can be changed into a prime (3966727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1332 + ... + 3115.

Almost surely, 2^3966724 is an apocalyptic number.

It is an amenable number.

3966724 is a deficient number, since it is larger than the sum of its proper divisors (3007740).

3966724 is a wasteful number, since it uses less digits than its factorization.

3966724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4674 (or 4672 counting only the distinct ones).

The product of its digits is 54432, while the sum is 37.

The square root of 3966724 is about 1991.6636262180. The cubic root of 3966724 is about 158.2986925756.

The spelling of 3966724 in words is "three million, nine hundred sixty-six thousand, seven hundred twenty-four".