5728723 has 32 divisors (see below), whose sum is σ = 7902720. Its totient is φ = 4008960.

The previous prime is 5728721. The next prime is 5728727. The reversal of 5728723 is 3278275.

5728723 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 5728723 - 2¹ = 5728721 is a prime.

5728723 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5728721) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59011 + ... + 59107.

It is an arithmetic number, because the mean of its divisors is an integer number (246960).

Almost surely, 2^5728723 is an apocalyptic number.

5728723 is a deficient number, since it is larger than the sum of its proper divisors (2173997).

5728723 is a wasteful number, since it uses less digits than its factorization.

5728723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187.

The product of its digits is 23520, while the sum is 34.

The square root of 5728723 is about 2393.4750886525. The cubic root of 5728723 is about 178.9311450372.

The spelling of 5728723 in words is "five million, seven hundred twenty-eight thousand, seven hundred twenty-three".