5658728 has 8 divisors (see below), whose sum is σ = 10610130. Its totient is φ = 2829360.

The previous prime is 5658721. The next prime is 5658733. The reversal of 5658728 is 8278565.

It can be written as a sum of positive squares in only one way, i.e., 5654884 + 3844 = 2378^2 + 62^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (5658721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353663 + ... + 353678.

Almost surely, 2^5658728 is an apocalyptic number.

It is an amenable number.

5658728 is a deficient number, since it is larger than the sum of its proper divisors (4951402).

5658728 is a wasteful number, since it uses less digits than its factorization.

5658728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707347 (or 707343 counting only the distinct ones).

The product of its digits is 134400, while the sum is 41.

The square root of 5658728 is about 2378.8081049130. The cubic root of 5658728 is about 178.1994146039.

The spelling of 5658728 in words is "five million, six hundred fifty-eight thousand, seven hundred twenty-eight".