5670728 has 32 divisors (see below), whose sum is σ = 12260160. Its totient is φ = 2408640.

The previous prime is 5670703. The next prime is 5670757. The reversal of 5670728 is 8270765.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

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, 6950 + ... + 7722.

It is an arithmetic number, because the mean of its divisors is an integer number (383130).

Almost surely, 2^5670728 is an apocalyptic number.

It is an amenable number.

5670728 is an abundant number, since it is smaller than the sum of its proper divisors (6589432).

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

5670728 is a wasteful number, since it uses less digits than its factorization.

5670728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917 (or 913 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 35.

The square root of 5670728 is about 2381.3290406830. The cubic root of 5670728 is about 178.3252899586.

The spelling of 5670728 in words is "five million, six hundred seventy thousand, seven hundred twenty-eight".