3728019832 has 32 divisors (see below), whose sum is σ = 7267500000. Its totient is φ = 1790667648.

The previous prime is 3728019821. The next prime is 3728019847. The reversal of 3728019832 is 2389108273.

3728019832 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 5794 + ... + 86542.

It is an arithmetic number, because the mean of its divisors is an integer number (227109375).

Almost surely, 2^3728019832 is an apocalyptic number.

It is an amenable number.

3728019832 is a deficient number, since it is larger than the sum of its proper divisors (3539480168).

3728019832 is a wasteful number, since it uses less digits than its factorization.

3728019832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80983 (or 80979 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 3728019832 is about 61057.5124943688. The cubic root of 3728019832 is about 1550.5748588496.

The spelling of 3728019832 in words is "three billion, seven hundred twenty-eight million, nineteen thousand, eight hundred thirty-two".