845994 has 32 divisors (see below), whose sum is σ = 1834560. Its totient is φ = 259200.

The previous prime is 845989. The next prime is 846037. The reversal of 845994 is 499548.

845994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

845994 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 15 ways as a sum of consecutive naturals, for example, 4584 + ... + 4764.

It is an arithmetic number, because the mean of its divisors is an integer number (57330).

2⁸⁴⁵⁹⁹⁴ is an apocalyptic number.

845994 is the 492-nd nonagonal number.

845994 is an abundant number, since it is smaller than the sum of its proper divisors (988566).

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

845994 is a wasteful number, since it uses less digits than its factorization.

845994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246.

The product of its digits is 51840, while the sum is 39.

The square root of 845994 is about 919.7793213592. The cubic root of 845994 is about 94.5777753380.

The spelling of 845994 in words is "eight hundred forty-five thousand, nine hundred ninety-four".