5728251 has 8 divisors (see below), whose sum is σ = 7767360. Its totient is φ = 3753992.

The previous prime is 5728243. The next prime is 5728271. The reversal of 5728251 is 1528275.

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

It is a cyclic number.

It is not a de Polignac number, because 5728251 - 2³ = 5728243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5728231) 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 7 ways as a sum of consecutive naturals, for example, 16005 + ... + 16358.

It is an arithmetic number, because the mean of its divisors is an integer number (970920).

Almost surely, 2^5728251 is an apocalyptic number.

5728251 is a deficient number, since it is larger than the sum of its proper divisors (2039109).

5728251 is a wasteful number, since it uses less digits than its factorization.

5728251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32425.

The product of its digits is 5600, while the sum is 30.

The square root of 5728251 is about 2393.3764852192. The cubic root of 5728251 is about 178.9262307471.

The spelling of 5728251 in words is "five million, seven hundred twenty-eight thousand, two hundred fifty-one".