845274 has 16 divisors (see below), whose sum is σ = 1790208. Its totient is φ = 265152.

The previous prime is 845261. The next prime is 845279. The reversal of 845274 is 472548.

It is not an unprimeable number, because it can be changed into a prime (845279) by changing a digit.

845274 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, 4042 + ... + 4245.

It is an arithmetic number, because the mean of its divisors is an integer number (111888).

2⁸⁴⁵²⁷⁴ is an apocalyptic number.

845274 is an abundant number, since it is smaller than the sum of its proper divisors (944934).

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

845274 is a wasteful number, since it uses less digits than its factorization.

845274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8309.

The product of its digits is 8960, while the sum is 30.

The square root of 845274 is about 919.3878398152. The cubic root of 845274 is about 94.5509369580.

The spelling of 845274 in words is "eight hundred forty-five thousand, two hundred seventy-four".