4681668 has 36 divisors (see below), whose sum is σ = 11236848. Its totient is φ = 1517040.

The previous prime is 4681661. The next prime is 4681693. The reversal of 4681668 is 8661864.

It is not an unprimeable number, because it can be changed into a prime (4681661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22083 + ... + 22293.

Almost surely, 2^4681668 is an apocalyptic number.

It is an amenable number.

4681668 is an abundant number, since it is smaller than the sum of its proper divisors (6555180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4681668 is a wasteful number, since it uses less digits than its factorization.

4681668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304 (or 259 counting only the distinct ones).

The product of its digits is 55296, while the sum is 39.

The square root of 4681668 is about 2163.7162475704. The cubic root of 4681668 is about 167.2888019080.

The spelling of 4681668 in words is "four million, six hundred eighty-one thousand, six hundred sixty-eight".