3943446 has 24 divisors (see below), whose sum is σ = 8542440. Its totient is φ = 1213056.

The previous prime is 3943427. The next prime is 3943451. The reversal of 3943446 is 6443493.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 931 + ... + 2958.

It is an arithmetic number, because the mean of its divisors is an integer number (355935).

Almost surely, 2^3943446 is an apocalyptic number.

3943446 is an abundant number, since it is smaller than the sum of its proper divisors (4598994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3943446 is a wasteful number, since it uses less digits than its factorization.

3943446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3920 (or 3907 counting only the distinct ones).

The product of its digits is 31104, while the sum is 33.

The square root of 3943446 is about 1985.8111692706. The cubic root of 3943446 is about 157.9884358358.

The spelling of 3943446 in words is "three million, nine hundred forty-three thousand, four hundred forty-six".