845868 has 12 divisors (see below), whose sum is σ = 1973720. Its totient is φ = 281952.

The previous prime is 845863. The next prime is 845879. The reversal of 845868 is 868548.

It is a tau number, because it is divible by the number of its divisors (12).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 845868.

It is not an unprimeable number, because it can be changed into a prime (845863) 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, 35233 + ... + 35256.

2⁸⁴⁵⁸⁶⁸ is an apocalyptic number.

It is an amenable number.

845868 is an abundant number, since it is smaller than the sum of its proper divisors (1127852).

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

845868 is a wasteful number, since it uses less digits than its factorization.

845868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70496 (or 70494 counting only the distinct ones).

The product of its digits is 61440, while the sum is 39.

The square root of 845868 is about 919.7108241181. The cubic root of 845868 is about 94.5730797210.

The spelling of 845868 in words is "eight hundred forty-five thousand, eight hundred sixty-eight".