3668128 has 24 divisors (see below), whose sum is σ = 7318080. Its totient is φ = 1809600.

The previous prime is 3668117. The next prime is 3668129. The reversal of 3668128 is 8218663.

It is a junction number, because it is equal to n+sod(n) for n = 3668093 and 3668102.

It is not an unprimeable number, because it can be changed into a prime (3668129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1803 + ... + 3253.

It is an arithmetic number, because the mean of its divisors is an integer number (304920).

Almost surely, 2^3668128 is an apocalyptic number.

It is an amenable number.

3668128 is a deficient number, since it is larger than the sum of its proper divisors (3649952).

3668128 is a wasteful number, since it uses less digits than its factorization.

3668128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1540 (or 1532 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 3668128 is about 1915.2357557230. The cubic root of 3668128 is about 154.2226497761. Note that the first 3 decimals are identical.

The spelling of 3668128 in words is "three million, six hundred sixty-eight thousand, one hundred twenty-eight".