1222444716 has 12 divisors (see below), whose sum is σ = 2852371032. Its totient is φ = 407481568.

The previous prime is 1222444693. The next prime is 1222444753. The reversal of 1222444716 is 6174442221.

It is a tau number, because it is divible by the number of its divisors (12).

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, 50935185 + ... + 50935208.

It is an arithmetic number, because the mean of its divisors is an integer number (237697586).

Almost surely, 2^1222444716 is an apocalyptic number.

It is an amenable number.

1222444716 is an abundant number, since it is smaller than the sum of its proper divisors (1629926316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1222444716 is a wasteful number, since it uses less digits than its factorization.

1222444716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101870400 (or 101870398 counting only the distinct ones).

The product of its digits is 21504, while the sum is 33.

The square root of 1222444716 is about 34963.4768866027. The cubic root of 1222444716 is about 1069.2429839195.

Adding to 1222444716 its reverse (6174442221), we get a palindrome (7396886937).

The spelling of 1222444716 in words is "one billion, two hundred twenty-two million, four hundred forty-four thousand, seven hundred sixteen".