3941656 has 8 divisors (see below), whose sum is σ = 7390620. Its totient is φ = 1970824.

The previous prime is 3941653. The next prime is 3941669. The reversal of 3941656 is 6561493.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3941653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246346 + ... + 246361.

Almost surely, 2^3941656 is an apocalyptic number.

It is an amenable number.

3941656 is a deficient number, since it is larger than the sum of its proper divisors (3448964).

3941656 is a wasteful number, since it uses less digits than its factorization.

3941656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492713 (or 492709 counting only the distinct ones).

The product of its digits is 19440, while the sum is 34.

The square root of 3941656 is about 1985.3604206793. The cubic root of 3941656 is about 157.9645276347.

The spelling of 3941656 in words is "three million, nine hundred forty-one thousand, six hundred fifty-six".