3941668 has 6 divisors (see below), whose sum is σ = 6897926. Its totient is φ = 1970832.

The previous prime is 3941653. The next prime is 3941669. The reversal of 3941668 is 8661493.

It can be written as a sum of positive squares in only one way, i.e., 3873024 + 68644 = 1968^2 + 262^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3941669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492705 + ... + 492712.

Almost surely, 2^3941668 is an apocalyptic number.

It is an amenable number.

3941668 is a deficient number, since it is larger than the sum of its proper divisors (2956258).

3941668 is a wasteful number, since it uses less digits than its factorization.

3941668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985421 (or 985419 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 3941668 is about 1985.3634427983. The cubic root of 3941668 is about 157.9646879372.

The spelling of 3941668 in words is "three million, nine hundred forty-one thousand, six hundred sixty-eight".