5133728 has 24 divisors (see below), whose sum is σ = 10702692. Its totient is φ = 2415616.

The previous prime is 5133719. The next prime is 5133749. The reversal of 5133728 is 8273315.

It can be written as a sum of positive squares in 2 ways, for example, as 4963984 + 169744 = 2228^2 + 412^2 .

It is a super-3 number, since 3×5133728³ (a number of 21 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5133728.

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, 4175 + ... + 5262.

Almost surely, 2^5133728 is an apocalyptic number.

It is an amenable number.

5133728 is an abundant number, since it is smaller than the sum of its proper divisors (5568964).

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

5133728 is a wasteful number, since it uses less digits than its factorization.

5133728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9464 (or 9456 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 5133728 is about 2265.7731572247. The cubic root of 5133728 is about 172.5086798125.

The spelling of 5133728 in words is "five million, one hundred thirty-three thousand, seven hundred twenty-eight".