3554528728 has 16 divisors (see below), whose sum is σ = 6844870080. Its totient is φ = 1729230048.

The previous prime is 3554528723. The next prime is 3554528771. The reversal of 3554528728 is 8278254553.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3554528723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6003976 + ... + 6004567.

It is an arithmetic number, because the mean of its divisors is an integer number (427804380).

Almost surely, 2^3554528728 is an apocalyptic number.

It is an amenable number.

3554528728 is a deficient number, since it is larger than the sum of its proper divisors (3290341352).

3554528728 is a wasteful number, since it uses less digits than its factorization.

3554528728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12008586 (or 12008582 counting only the distinct ones).

The product of its digits is 2688000, while the sum is 49.

The square root of 3554528728 is about 59619.8685674499. The cubic root of 3554528728 is about 1526.1387145755.

The spelling of 3554528728 in words is "three billion, five hundred fifty-four million, five hundred twenty-eight thousand, seven hundred twenty-eight".