5728986 has 24 divisors (see below), whose sum is σ = 12814464. Its totient is φ = 1847880.

The previous prime is 5728939. The next prime is 5728991. The reversal of 5728986 is 6898275.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4576 + ... + 5691.

It is an arithmetic number, because the mean of its divisors is an integer number (533936).

Almost surely, 2^5728986 is an apocalyptic number.

5728986 is an abundant number, since it is smaller than the sum of its proper divisors (7085478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5728986 is a wasteful number, since it uses less digits than its factorization.

5728986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10306 (or 10303 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 5728986 is about 2393.5300290575. The cubic root of 5728986 is about 178.9338831791.

It can be divided in two parts, 57289 and 86, that added together give a palindrome (57375).

The spelling of 5728986 in words is "five million, seven hundred twenty-eight thousand, nine hundred eighty-six".