222942 has 16 divisors (see below), whose sum is σ = 452880. Its totient is φ = 73152.

The previous prime is 222941. The next prime is 222947. The reversal of 222942 is 249222.

222942 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184 + ... + 692.

It is an arithmetic number, because the mean of its divisors is an integer number (28305).

2²²²⁹⁴² is an apocalyptic number.

222942 is an abundant number, since it is smaller than the sum of its proper divisors (229938).

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

222942 is a wasteful number, since it uses less digits than its factorization.

222942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587.

The product of its digits is 576, while the sum is 21.

The square root of 222942 is about 472.1673432164. The cubic root of 222942 is about 60.6360120996.

The spelling of 222942 in words is "two hundred twenty-two thousand, nine hundred forty-two".