222867 has 6 divisors (see below), whose sum is σ = 321932. Its totient is φ = 148572.

The previous prime is 222863. The next prime is 222877. The reversal of 222867 is 768222.

It is not a de Polignac number, because 222867 - 2² = 222863 is a prime.

It is a Duffinian number.

222867 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 222867.

It is not an unprimeable number, because it can be changed into a prime (222863) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12373 + ... + 12390.

2²²²⁸⁶⁷ is an apocalyptic number.

222867 is a deficient number, since it is larger than the sum of its proper divisors (99065).

222867 is a wasteful number, since it uses less digits than its factorization.

222867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24769 (or 24766 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 222867 is about 472.0879155412. The cubic root of 222867 is about 60.6292118093.

It can be divided in two parts, 222 and 867, that added together give a square (1089 = 33²).

The spelling of 222867 in words is "two hundred twenty-two thousand, eight hundred sixty-seven".