1232855568 has 240 divisors, whose sum is σ = 4218230016. Its totient is φ = 328458240.

The previous prime is 1232855483. The next prime is 1232855587. The reversal of 1232855568 is 8655582321.

1232855568 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 85 + 5 + 568 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 949896 + ... + 951192.

Almost surely, 2^1232855568 is an apocalyptic number.

1232855568 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1232855568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2109115008).

1232855568 is an abundant number, since it is smaller than the sum of its proper divisors (2985374448).

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

1232855568 is a wasteful number, since it uses less digits than its factorization.

1232855568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382 (or 1373 counting only the distinct ones).

The product of its digits is 576000, while the sum is 45.

The square root of 1232855568 is about 35112.0430621746. The cubic root of 1232855568 is about 1072.2697815474.

It can be divided in two parts, 12328 and 55568, that added together give a triangular number (67896 = T₃₆₈).

The spelling of 1232855568 in words is "one billion, two hundred thirty-two million, eight hundred fifty-five thousand, five hundred sixty-eight".