5728086 has 72 divisors (see below), whose sum is σ = 15415920. Its totient is φ = 1505088.

The previous prime is 5728061. The next prime is 5728103. The reversal of 5728086 is 6808275.

5728086 is a `hidden beast` number, since 572 + 8 + 0 + 86 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5728086.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 21160 + ... + 21428.

It is an arithmetic number, because the mean of its divisors is an integer number (214110).

Almost surely, 2^5728086 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5728086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7707960).

5728086 is an abundant number, since it is smaller than the sum of its proper divisors (9687834).

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

5728086 is a wasteful number, since it uses less digits than its factorization.

5728086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 5728086 is about 2393.3420148403. The cubic root of 5728086 is about 178.9245127642.

The spelling of 5728086 in words is "five million, seven hundred twenty-eight thousand, eighty-six".