6752224728 has 96 divisors (see below), whose sum is σ = 18909268560. Its totient is φ = 2175221760.

The previous prime is 6752224723. The next prime is 6752224753. The reversal of 6752224728 is 8274222576.

6752224728 is a `hidden beast` number, since 67 + 522 + 2 + 47 + 28 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6752224723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 305176 + ... + 326552.

Almost surely, 2^6752224728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6752224728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9454634280).

6752224728 is an abundant number, since it is smaller than the sum of its proper divisors (12157043832).

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

6752224728 is a wasteful number, since it uses less digits than its factorization.

6752224728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21537 (or 21530 counting only the distinct ones).

The product of its digits is 752640, while the sum is 45.

The square root of 6752224728 is about 82171.9217738030. The cubic root of 6752224728 is about 1890.0891803052.

The spelling of 6752224728 in words is "six billion, seven hundred fifty-two million, two hundred twenty-four thousand, seven hundred twenty-eight".