5728856 has 16 divisors (see below), whose sum is σ = 12276240. Its totient is φ = 2455200.

The previous prime is 5728781. The next prime is 5728859. The reversal of 5728856 is 6588275.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5728859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51095 + ... + 51206.

It is an arithmetic number, because the mean of its divisors is an integer number (767265).

Almost surely, 2^5728856 is an apocalyptic number.

5728856 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5728856 is an abundant number, since it is smaller than the sum of its proper divisors (6547384).

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

5728856 is a wasteful number, since it uses less digits than its factorization.

5728856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102314 (or 102310 counting only the distinct ones).

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

The square root of 5728856 is about 2393.5028723609. The cubic root of 5728856 is about 178.9325297354.

The spelling of 5728856 in words is "five million, seven hundred twenty-eight thousand, eight hundred fifty-six".