1222424516 has 12 divisors (see below), whose sum is σ = 2232253632. Its totient is φ = 584637768.

The previous prime is 1222424509. The next prime is 1222424543. The reversal of 1222424516 is 6154242221.

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, 6643520 + ... + 6643703.

It is an arithmetic number, because the mean of its divisors is an integer number (186021136).

Almost surely, 2^1222424516 is an apocalyptic number.

It is an amenable number.

1222424516 is a deficient number, since it is larger than the sum of its proper divisors (1009829116).

1222424516 is a wasteful number, since it uses less digits than its factorization.

1222424516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13287250 (or 13287248 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 1222424516 is about 34963.1880125368. The cubic root of 1222424516 is about 1069.2370944024.

Adding to 1222424516 its reverse (6154242221), we get a palindrome (7376666737).

The spelling of 1222424516 in words is "one billion, two hundred twenty-two million, four hundred twenty-four thousand, five hundred sixteen".