3973446 has 12 divisors (see below), whose sum is σ = 8609172. Its totient is φ = 1324476.

The previous prime is 3973439. The next prime is 3973447. The reversal of 3973446 is 6443793.

It is a super-2 number, since 2×3973446² = 31576546229832, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3973446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3973447) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110356 + ... + 110391.

It is an arithmetic number, because the mean of its divisors is an integer number (717431).

Almost surely, 2^3973446 is an apocalyptic number.

3973446 is an abundant number, since it is smaller than the sum of its proper divisors (4635726).

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

3973446 is a wasteful number, since it uses less digits than its factorization.

3973446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220755 (or 220752 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 3973446 is about 1993.3504458574. The cubic root of 3973446 is about 158.3880596295.

The spelling of 3973446 in words is "three million, nine hundred seventy-three thousand, four hundred forty-six".