222238244 has 6 divisors (see below), whose sum is σ = 388916934. Its totient is φ = 111119120.

The previous prime is 222238217. The next prime is 222238267. The reversal of 222238244 is 442832222.

222238244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 173238244 + 49000000 = 13162^2 + 7000^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27779777 + ... + 27779784.

It is an arithmetic number, because the mean of its divisors is an integer number (64819489).

Almost surely, 2^222238244 is an apocalyptic number.

It is an amenable number.

222238244 is a deficient number, since it is larger than the sum of its proper divisors (166678690).

222238244 is a wasteful number, since it uses less digits than its factorization.

222238244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55559565 (or 55559563 counting only the distinct ones).

The product of its digits is 12288, while the sum is 29.

The square root of 222238244 is about 14907.6572270763. The cubic root of 222238244 is about 605.7214206787.

The spelling of 222238244 in words is "two hundred twenty-two million, two hundred thirty-eight thousand, two hundred forty-four".