1222449924 has 48 divisors (see below), whose sum is σ = 2923112192. Its totient is φ = 397408032.

The previous prime is 1222449883. The next prime is 1222449941. The reversal of 1222449924 is 4299442221.

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 15 ways as a sum of consecutive naturals, for example, 454287 + ... + 456969.

Almost surely, 2^1222449924 is an apocalyptic number.

It is an amenable number.

1222449924 is an abundant number, since it is smaller than the sum of its proper divisors (1700662268).

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

1222449924 is a wasteful number, since it uses less digits than its factorization.

1222449924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3616 (or 3614 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 1222449924 is about 34963.5513642422. The cubic root of 1222449924 is about 1069.2445023548.

The spelling of 1222449924 in words is "one billion, two hundred twenty-two million, four hundred forty-nine thousand, nine hundred twenty-four".