845682 has 16 divisors (see below), whose sum is σ = 1791072. Its totient is φ = 265280.

The previous prime is 845659. The next prime is 845683. The reversal of 845682 is 286548.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (845683) by changing a digit.

845682 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 7 ways as a sum of consecutive naturals, for example, 4044 + ... + 4247.

It is an arithmetic number, because the mean of its divisors is an integer number (111942).

2⁸⁴⁵⁶⁸² is an apocalyptic number.

845682 is an abundant number, since it is smaller than the sum of its proper divisors (945390).

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

845682 is a wasteful number, since it uses less digits than its factorization.

845682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8313.

The product of its digits is 15360, while the sum is 33.

The square root of 845682 is about 919.6096998184. The cubic root of 845682 is about 94.5661472437.

The spelling of 845682 in words is "eight hundred forty-five thousand, six hundred eighty-two".