5636728 has 32 divisors (see below), whose sum is σ = 11012400. Its totient is φ = 2702592.

The previous prime is 5636693. The next prime is 5636731. The reversal of 5636728 is 8276365.

It is a Harshad number since it is a multiple of its sum of digits (37).

Its product of digits (60480) is a multiple of the sum of its prime divisors (315).

It is a congruent number.

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, 40483 + ... + 40621.

Almost surely, 2^5636728 is an apocalyptic number.

It is an amenable number.

5636728 is a deficient number, since it is larger than the sum of its proper divisors (5375672).

5636728 is a wasteful number, since it uses less digits than its factorization.

5636728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319 (or 315 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 5636728 is about 2374.1794371951. The cubic root of 5636728 is about 177.9681801472.

The spelling of 5636728 in words is "five million, six hundred thirty-six thousand, seven hundred twenty-eight".