5728647 has 8 divisors (see below), whose sum is σ = 7673344. Its totient is φ = 3801528.

The previous prime is 5728627. The next prime is 5728651. The reversal of 5728647 is 7468275.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5728647 - 2⁸ = 5728391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5728627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3613 + ... + 4950.

It is an arithmetic number, because the mean of its divisors is an integer number (959168).

Almost surely, 2^5728647 is an apocalyptic number.

5728647 is a deficient number, since it is larger than the sum of its proper divisors (1944697).

5728647 is a wasteful number, since it uses less digits than its factorization.

5728647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8789.

The product of its digits is 94080, while the sum is 39.

The square root of 5728647 is about 2393.4592121029. The cubic root of 5728647 is about 178.9303537714.

The spelling of 5728647 in words is "five million, seven hundred twenty-eight thousand, six hundred forty-seven".