4068656 has 10 divisors (see below), whose sum is σ = 7883052. Its totient is φ = 2034320.

The previous prime is 4068653. The next prime is 4068667. The reversal of 4068656 is 6568604.

It is not an unprimeable number, because it can be changed into a prime (4068653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127130 + ... + 127161.

Almost surely, 2^4068656 is an apocalyptic number.

It is an amenable number.

4068656 is a deficient number, since it is larger than the sum of its proper divisors (3814396).

4068656 is a wasteful number, since it uses less digits than its factorization.

4068656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254299 (or 254293 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 4068656 is about 2017.0909746464. The cubic root of 4068656 is about 159.6431630964.

The spelling of 4068656 in words is "four million, sixty-eight thousand, six hundred fifty-six".