1788231056 has 20 divisors (see below), whose sum is σ = 3647050800. Its totient is φ = 847056672.

The previous prime is 1788231047. The next prime is 1788231073. The reversal of 1788231056 is 6501328871.

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, 2940866 + ... + 2941473.

It is an arithmetic number, because the mean of its divisors is an integer number (182352540).

Almost surely, 2^1788231056 is an apocalyptic number.

1788231056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1788231056 is an abundant number, since it is smaller than the sum of its proper divisors (1858819744).

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

1788231056 is a wasteful number, since it uses less digits than its factorization.

1788231056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5882366 (or 5882360 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 41.

The square root of 1788231056 is about 42287.4810789198. The cubic root of 1788231056 is about 1213.7834483696.

The spelling of 1788231056 in words is "one billion, seven hundred eighty-eight million, two hundred thirty-one thousand, fifty-six".