3843656 has 32 divisors (see below), whose sum is σ = 7490880. Its totient is φ = 1848000.

The previous prime is 3843629. The next prime is 3843661. The reversal of 3843656 is 6563483.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38006 + ... + 38106.

It is an arithmetic number, because the mean of its divisors is an integer number (234090).

Almost surely, 2^3843656 is an apocalyptic number.

It is an amenable number.

3843656 is a deficient number, since it is larger than the sum of its proper divisors (3647224).

3843656 is a wasteful number, since it uses less digits than its factorization.

3843656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 241 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 3843656 is about 1960.5244196388. The cubic root of 3843656 is about 156.6443869530.

The spelling of 3843656 in words is "three million, eight hundred forty-three thousand, six hundred fifty-six".