4005726254 has 16 divisors (see below), whose sum is σ = 6044260992. Its totient is φ = 1990999008.

The previous prime is 4005726247. The next prime is 4005726289. The reversal of 4005726254 is 4526275004.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320792 + ... + 333044.

It is an arithmetic number, because the mean of its divisors is an integer number (377766312).

Almost surely, 2^4005726254 is an apocalyptic number.

4005726254 is a deficient number, since it is larger than the sum of its proper divisors (2038534738).

4005726254 is a wasteful number, since it uses less digits than its factorization.

4005726254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13211.

The product of its (nonzero) digits is 67200, while the sum is 35.

The square root of 4005726254 is about 63290.8070259813. The cubic root of 4005726254 is about 1588.1581792597.

The spelling of 4005726254 in words is "four billion, five million, seven hundred twenty-six thousand, two hundred fifty-four".