865227 has 16 divisors (see below), whose sum is σ = 1274112. Its totient is φ = 517920.

The previous prime is 865217. The next prime is 865231. The reversal of 865227 is 722568.

It is not a de Polignac number, because 865227 - 2⁴ = 865211 is a prime.

865227 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 865194 and 865203.

It is not an unprimeable number, because it can be changed into a prime (865217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5098 + ... + 5264.

It is an arithmetic number, because the mean of its divisors is an integer number (79632).

2⁸⁶⁵²²⁷ is an apocalyptic number.

865227 is a deficient number, since it is larger than the sum of its proper divisors (408885).

865227 is a wasteful number, since it uses less digits than its factorization.

865227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338.

The product of its digits is 6720, while the sum is 30.

The square root of 865227 is about 930.1757898376. The cubic root of 865227 is about 95.2891283912.

The spelling of 865227 in words is "eight hundred sixty-five thousand, two hundred twenty-seven".