2043728193 has 16 divisors (see below), whose sum is σ = 2935815680. Its totient is φ = 1257151104.

The previous prime is 2043728191. The next prime is 2043728207. The reversal of 2043728193 is 3918273402.

It is not a de Polignac number, because 2043728193 - 2¹ = 2043728191 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2043728191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96405 + ... + 115677.

It is an arithmetic number, because the mean of its divisors is an integer number (183488480).

Almost surely, 2^2043728193 is an apocalyptic number.

It is an amenable number.

2043728193 is a deficient number, since it is larger than the sum of its proper divisors (892087487).

2043728193 is a wasteful number, since it uses less digits than its factorization.

2043728193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22008.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 2043728193 is about 45207.6121134483. The cubic root of 2043728193 is about 1269.0372750190.

It can be divided in two parts, 2043 and 728193, that added together give a triangular number (730236 = T₁₂₀₈).

The spelling of 2043728193 in words is "two billion, forty-three million, seven hundred twenty-eight thousand, one hundred ninety-three".