3547466728 has 16 divisors (see below), whose sum is σ = 7163154180. Its totient is φ = 1637292288.

The previous prime is 3547466711. The next prime is 3547466737. The reversal of 3547466728 is 8276647453.

3547466728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3547155364 + 311364 = 59558^2 + 558^2 .

It is a Harshad number since it is a multiple of its sum of digits (52).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17055025 + ... + 17055232.

Almost surely, 2^3547466728 is an apocalyptic number.

It is an amenable number.

3547466728 is an abundant number, since it is smaller than the sum of its proper divisors (3615687452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3547466728 is a wasteful number, since it uses less digits than its factorization.

3547466728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34110276 (or 34110272 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 52.

The square root of 3547466728 is about 59560.6138987838. The cubic root of 3547466728 is about 1525.1273534063.

The spelling of 3547466728 in words is "three billion, five hundred forty-seven million, four hundred sixty-six thousand, seven hundred twenty-eight".