3943612 has 6 divisors (see below), whose sum is σ = 6901328. Its totient is φ = 1971804.

The previous prime is 3943591. The next prime is 3943613. The reversal of 3943612 is 2163493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3943613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492948 + ... + 492955.

Almost surely, 2^3943612 is an apocalyptic number.

It is an amenable number.

3943612 is a deficient number, since it is larger than the sum of its proper divisors (2957716).

3943612 is a wasteful number, since it uses less digits than its factorization.

3943612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985907 (or 985905 counting only the distinct ones).

The product of its digits is 3888, while the sum is 28.

The square root of 3943612 is about 1985.8529653527. The cubic root of 3943612 is about 157.9906526543.

The spelling of 3943612 in words is "three million, nine hundred forty-three thousand, six hundred twelve".