1122820608 has 320 divisors, whose sum is σ = 3822255360. Its totient is φ = 284884992.

The previous prime is 1122820583. The next prime is 1122820619. The reversal of 1122820608 is 8060282211.

It is a super-2 number, since 2×1122820608² = 2521452235498979328, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4053366 + ... + 4053642.

It is an arithmetic number, because the mean of its divisors is an integer number (11944548).

Almost surely, 2^1122820608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122820608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1911127680).

1122820608 is an abundant number, since it is smaller than the sum of its proper divisors (2699434752).

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

1122820608 is a wasteful number, since it uses less digits than its factorization.

1122820608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347 (or 331 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 1122820608 is about 33508.5154550302. The cubic root of 1122820608 is about 1039.3698747009.

The spelling of 1122820608 in words is "one billion, one hundred twenty-two million, eight hundred twenty thousand, six hundred eight".