5728538 has 16 divisors (see below), whose sum is σ = 9097920. Its totient is φ = 2697696.

The previous prime is 5728523. The next prime is 5728543. The reversal of 5728538 is 8358275.

It is a super-2 number, since 2×5728538² = 65632295234888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8531 + ... + 9177.

It is an arithmetic number, because the mean of its divisors is an integer number (568620).

Almost surely, 2^5728538 is an apocalyptic number.

5728538 is a deficient number, since it is larger than the sum of its proper divisors (3369382).

5728538 is a wasteful number, since it uses less digits than its factorization.

5728538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901.

The product of its digits is 67200, while the sum is 38.

The square root of 5728538 is about 2393.4364416044. The cubic root of 5728538 is about 178.9292189175.

The spelling of 5728538 in words is "five million, seven hundred twenty-eight thousand, five hundred thirty-eight".