5866728 has 64 divisors (see below), whose sum is σ = 17141760. Its totient is φ = 1638336.

The previous prime is 5866727. The next prime is 5866747. The reversal of 5866728 is 8276685.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 5866728.

It is not an unprimeable number, because it can be changed into a prime (5866723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7525 + ... + 8267.

It is an arithmetic number, because the mean of its divisors is an integer number (267840).

Almost surely, 2^5866728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5866728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8570880).

5866728 is an abundant number, since it is smaller than the sum of its proper divisors (11275032).

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

5866728 is a wasteful number, since it uses less digits than its factorization.

5866728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 806 (or 802 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 5866728 is about 2422.1329443282. The cubic root of 5866728 is about 180.3565771106.

The spelling of 5866728 in words is "five million, eight hundred sixty-six thousand, seven hundred twenty-eight".