4006479668 has 48 divisors (see below), whose sum is σ = 7310628864. Its totient is φ = 1919998080.

The previous prime is 4006479667. The next prime is 4006479671. The reversal of 4006479668 is 8669746004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4006479667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1802798 + ... + 1805018.

It is an arithmetic number, because the mean of its divisors is an integer number (152304768).

Almost surely, 2^4006479668 is an apocalyptic number.

It is an amenable number.

4006479668 is a deficient number, since it is larger than the sum of its proper divisors (3304149196).

4006479668 is a wasteful number, since it uses less digits than its factorization.

4006479668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2472 (or 2470 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 50.

The square root of 4006479668 is about 63296.7587479801. The cubic root of 4006479668 is about 1588.2577421955.

The spelling of 4006479668 in words is "four billion, six million, four hundred seventy-nine thousand, six hundred sixty-eight".