1222446116 has 6 divisors (see below), whose sum is σ = 2139280710. Its totient is φ = 611223056.

The previous prime is 1222446109. The next prime is 1222446131. The reversal of 1222446116 is 6116442221.

It can be written as a sum of positive squares in only one way, i.e., 1166495716 + 55950400 = 34154^2 + 7480^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152805761 + ... + 152805768.

It is an arithmetic number, because the mean of its divisors is an integer number (356546785).

Almost surely, 2^1222446116 is an apocalyptic number.

It is an amenable number.

1222446116 is a deficient number, since it is larger than the sum of its proper divisors (916834594).

1222446116 is a wasteful number, since it uses less digits than its factorization.

1222446116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305611533 (or 305611531 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 1222446116 is about 34963.4969074891. The cubic root of 1222446116 is about 1069.2433921015.

Adding to 1222446116 its reverse (6116442221), we get a palindrome (7338888337).

The spelling of 1222446116 in words is "one billion, two hundred twenty-two million, four hundred forty-six thousand, one hundred sixteen".