1224222376 has 32 divisors (see below), whose sum is σ = 2475164160. Its totient is φ = 564299712.

The previous prime is 1224222319. The next prime is 1224222397. The reversal of 1224222376 is 6732224221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78441 + ... + 92743.

It is an arithmetic number, because the mean of its divisors is an integer number (77348880).

Almost surely, 2^1224222376 is an apocalyptic number.

It is an amenable number.

1224222376 is an abundant number, since it is smaller than the sum of its proper divisors (1250941784).

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

1224222376 is a wasteful number, since it uses less digits than its factorization.

1224222376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15145 (or 15141 counting only the distinct ones).

The product of its digits is 16128, while the sum is 31.

The square root of 1224222376 is about 34988.8893221834. The cubic root of 1224222376 is about 1069.7610250367.

Adding to 1224222376 its reverse (6732224221), we get a palindrome (7956446597).

The spelling of 1224222376 in words is "one billion, two hundred twenty-four million, two hundred twenty-two thousand, three hundred seventy-six".