2043203728 has 20 divisors (see below), whose sum is σ = 3959528940. Its totient is φ = 1021389824.

The previous prime is 2043203663. The next prime is 2043203777. The reversal of 2043203728 is 8273023402.

It can be written as a sum of positive squares in 2 ways, for example, as 1490577664 + 552626064 = 38608^2 + 23508^2 .

It is a super-2 number, since 2×2043203728² = 8349362948226195968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2043203728.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 91176 + ... + 111352.

It is an arithmetic number, because the mean of its divisors is an integer number (197976447).

Almost surely, 2^2043203728 is an apocalyptic number.

It is an amenable number.

2043203728 is a deficient number, since it is larger than the sum of its proper divisors (1916325212).

2043203728 is a wasteful number, since it uses less digits than its factorization.

2043203728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26514 (or 26508 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 2043203728 is about 45201.8111141578. The cubic root of 2043203728 is about 1268.9287115649.

The spelling of 2043203728 in words is "two billion, forty-three million, two hundred three thousand, seven hundred twenty-eight".