1226608568 has 8 divisors (see below), whose sum is σ = 2299891080. Its totient is φ = 613304280.

The previous prime is 1226608549. The next prime is 1226608573. The reversal of 1226608568 is 8658066221.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76663028 + ... + 76663043.

It is an arithmetic number, because the mean of its divisors is an integer number (287486385).

Almost surely, 2^1226608568 is an apocalyptic number.

It is an amenable number.

1226608568 is a deficient number, since it is larger than the sum of its proper divisors (1073282512).

1226608568 is a wasteful number, since it uses less digits than its factorization.

1226608568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153326077 (or 153326073 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 1226608568 is about 35022.9720041004. The cubic root of 1226608568 is about 1070.4556152086.

The spelling of 1226608568 in words is "one billion, two hundred twenty-six million, six hundred eight thousand, five hundred sixty-eight".