846728 has 16 divisors (see below), whose sum is σ = 1618380. Its totient is φ = 415168.

The previous prime is 846721. The next prime is 846733. The reversal of 846728 is 827648.

846728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 813604 + 33124 = 902^2 + 182^2 .

It is not an unprimeable number, because it can be changed into a prime (846721) by changing a digit.

846728 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 575 + ... + 1422.

2⁸⁴⁶⁷²⁸ is an apocalyptic number.

It is an amenable number.

846728 is a deficient number, since it is larger than the sum of its proper divisors (771652).

846728 is a wasteful number, since it uses less digits than its factorization.

846728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2056 (or 2052 counting only the distinct ones).

The product of its digits is 21504, while the sum is 35.

The square root of 846728 is about 920.1782436028. The cubic root of 846728 is about 94.6051199055.

The spelling of 846728 in words is "eight hundred forty-six thousand, seven hundred twenty-eight".