222244004 has 6 divisors (see below), whose sum is σ = 388927014. Its totient is φ = 111122000.

The previous prime is 222243997. The next prime is 222244013. The reversal of 222244004 is 400442222.

It can be written as a sum of positive squares in only one way, i.e., 217621504 + 4622500 = 14752^2 + 2150^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27780497 + ... + 27780504.

It is an arithmetic number, because the mean of its divisors is an integer number (64821169).

Almost surely, 2^222244004 is an apocalyptic number.

It is an amenable number.

222244004 is a deficient number, since it is larger than the sum of its proper divisors (166683010).

222244004 is a wasteful number, since it uses less digits than its factorization.

222244004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55561005 (or 55561003 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 222244004 is about 14907.8504151336. The cubic root of 222244004 is about 605.7266536893.

Adding to 222244004 its reverse (400442222), we get a palindrome (622686226).

The spelling of 222244004 in words is "two hundred twenty-two million, two hundred forty-four thousand, four".