4244220242 has 4 divisors (see below), whose sum is σ = 6366330366. Its totient is φ = 2122110120.

The previous prime is 4244220229. The next prime is 4244220259. The reversal of 4244220242 is 2420224424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4216034761 + 28185481 = 64931^2 + 5309^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061055059 + ... + 1061055062.

Almost surely, 2^4244220242 is an apocalyptic number.

4244220242 is a deficient number, since it is larger than the sum of its proper divisors (2122110124).

4244220242 is a wasteful number, since it uses less digits than its factorization.

4244220242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122110123.

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 4244220242 is about 65147.6802503359. The cubic root of 4244220242 is about 1619.0712862631.

Adding to 4244220242 its reverse (2420224424), we get a palindrome (6664444666).

The spelling of 4244220242 in words is "four billion, two hundred forty-four million, two hundred twenty thousand, two hundred forty-two".