3946372 has 6 divisors (see below), whose sum is σ = 6906158. Its totient is φ = 1973184.

The previous prime is 3946339. The next prime is 3946379. The reversal of 3946372 is 2736493.

3946372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3556996 + 389376 = 1886^2 + 624^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3946379) 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, 493293 + ... + 493300.

Almost surely, 2^3946372 is an apocalyptic number.

It is an amenable number.

3946372 is a deficient number, since it is larger than the sum of its proper divisors (2959786).

3946372 is a wasteful number, since it uses less digits than its factorization.

3946372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986597 (or 986595 counting only the distinct ones).

The product of its digits is 27216, while the sum is 34.

The square root of 3946372 is about 1986.5477593051. The cubic root of 3946372 is about 158.0275014885.

The spelling of 3946372 in words is "three million, nine hundred forty-six thousand, three hundred seventy-two".