4006726730 has 32 divisors (see below), whose sum is σ = 7536716928. Its totient is φ = 1530760000.

The previous prime is 4006726727. The next prime is 4006726747. The reversal of 4006726730 is 376276004.

It is an unprimeable number.

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, 148805 + ... + 173655.

It is an arithmetic number, because the mean of its divisors is an integer number (235522404).

Almost surely, 2^4006726730 is an apocalyptic number.

4006726730 is a deficient number, since it is larger than the sum of its proper divisors (3529990198).

4006726730 is a wasteful number, since it uses less digits than its factorization.

4006726730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25582.

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 4006726730 is about 63298.7103344136. The cubic root of 4006726730 is about 1588.2903884837.

The spelling of 4006726730 in words is "four billion, six million, seven hundred twenty-six thousand, seven hundred thirty".