2220044242 has 8 divisors (see below), whose sum is σ = 3586225356. Its totient is φ = 1024635792.

The previous prime is 2220044237. The next prime is 2220044257. The reversal of 2220044242 is 2424400222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1999788961 + 220255281 = 44719^2 + 14841^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42693133 + ... + 42693184.

Almost surely, 2^2220044242 is an apocalyptic number.

2220044242 is a deficient number, since it is larger than the sum of its proper divisors (1366181114).

2220044242 is a wasteful number, since it uses less digits than its factorization.

2220044242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85386332.

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

The square root of 2220044242 is about 47117.3454472979. The cubic root of 2220044242 is about 1304.5294158198.

Adding to 2220044242 its reverse (2424400222), we get a palindrome (4644444464).

The spelling of 2220044242 in words is "two billion, two hundred twenty million, forty-four thousand, two hundred forty-two".