1222022908 has 12 divisors (see below), whose sum is σ = 2178890280. Its totient is φ = 599482832.

The previous prime is 1222022897. The next prime is 1222022941. The reversal of 1222022908 is 8092202221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2881918 + ... + 2882341.

It is an arithmetic number, because the mean of its divisors is an integer number (181574190).

Almost surely, 2^1222022908 is an apocalyptic number.

It is an amenable number.

1222022908 is a deficient number, since it is larger than the sum of its proper divisors (956867372).

1222022908 is a wasteful number, since it uses less digits than its factorization.

1222022908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5764316 (or 5764314 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 1222022908 is about 34957.4442429649. Note that the first 3 decimals coincide. The cubic root of 1222022908 is about 1069.1199880018.

The spelling of 1222022908 in words is "one billion, two hundred twenty-two million, twenty-two thousand, nine hundred eight".