1224408922 has 24 divisors (see below), whose sum is σ = 2083890816. Its totient is φ = 538593000.

The previous prime is 1224408919. The next prime is 1224408943. The reversal of 1224408922 is 2298044221.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74104 + ... + 89107.

It is an arithmetic number, because the mean of its divisors is an integer number (86828784).

Almost surely, 2^1224408922 is an apocalyptic number.

1224408922 is a deficient number, since it is larger than the sum of its proper divisors (859481894).

1224408922 is a wasteful number, since it uses less digits than its factorization.

1224408922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163266 (or 163255 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 1224408922 is about 34991.5550097449. Note that the first 3 decimals coincide. The cubic root of 1224408922 is about 1069.8153587125.

It can be divided in two parts, 122 and 4408922, that added together give a palindrome (4409044).

The spelling of 1224408922 in words is "one billion, two hundred twenty-four million, four hundred eight thousand, nine hundred twenty-two".