4000288028 has 48 divisors (see below), whose sum is σ = 7784985600. Its totient is φ = 1783207680.

The previous prime is 4000288007. The next prime is 4000288031. The reversal of 4000288028 is 8208820004.

It is a junction number, because it is equal to n+sod(n) for n = 4000287985 and 4000288003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1241876 + ... + 1245092.

It is an arithmetic number, because the mean of its divisors is an integer number (162187200).

Almost surely, 2^4000288028 is an apocalyptic number.

It is an amenable number.

4000288028 is a deficient number, since it is larger than the sum of its proper divisors (3784697572).

4000288028 is a wasteful number, since it uses less digits than its factorization.

4000288028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3770 (or 3768 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 32.

The square root of 4000288028 is about 63247.8302236527. The cubic root of 4000288028 is about 1587.4391523829.

The spelling of 4000288028 in words is "four billion, two hundred eighty-eight thousand, twenty-eight".