2444642222 has 16 divisors (see below), whose sum is σ = 4065904944. Its totient is φ = 1092984000.

The previous prime is 2444642219. The next prime is 2444642257. The reversal of 2444642222 is 2222464442.

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 in 7 ways as a sum of consecutive naturals, for example, 909479 + ... + 912162.

It is an arithmetic number, because the mean of its divisors is an integer number (254119059).

Almost surely, 2^2444642222 is an apocalyptic number.

2444642222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2444642222 is a deficient number, since it is larger than the sum of its proper divisors (1621262722).

2444642222 is a wasteful number, since it uses less digits than its factorization.

2444642222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1821715.

The product of its digits is 49152, while the sum is 32.

The square root of 2444642222 is about 49443.3233308604. The cubic root of 2444642222 is about 1347.1163361931.

The spelling of 2444642222 in words is "two billion, four hundred forty-four million, six hundred forty-two thousand, two hundred twenty-two".