222242044 has 6 divisors (see below), whose sum is σ = 388923584. Its totient is φ = 111121020.

The previous prime is 222242039. The next prime is 222242063. The reversal of 222242044 is 440242222.

It is a happy number.

It is a super-2 number, since 2×222242044² = 98783052242595872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27780252 + ... + 27780259.

Almost surely, 2^222242044 is an apocalyptic number.

It is an amenable number.

222242044 is a deficient number, since it is larger than the sum of its proper divisors (166681540).

222242044 is a wasteful number, since it uses less digits than its factorization.

222242044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55560515 (or 55560513 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 222242044 is about 14907.7846778118. The cubic root of 222242044 is about 605.7248730222.

Adding to 222242044 its reverse (440242222), we get a palindrome (662484266).

The spelling of 222242044 in words is "two hundred twenty-two million, two hundred forty-two thousand, forty-four".