1068323328 has 60 divisors (see below), whose sum is σ = 3083266758. Its totient is φ = 356106240.

The previous prime is 1068323309. The next prime is 1068323383. The reversal of 1068323328 is 8233238601.

1068323328 is a `hidden beast` number, since 1 + 0 + 6 + 8 + 323 + 328 = 666.

It can be written as a sum of positive squares in only one way, i.e., 751198464 + 317124864 = 27408^2 + 17808^2 .

It is a super-2 number, since 2×1068323328² = 2282629466297991168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1068323292 and 1068323301.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111313 + ... + 120528.

Almost surely, 2^1068323328 is an apocalyptic number.

1068323328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1068323328 is an abundant number, since it is smaller than the sum of its proper divisors (2014943430).

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

1068323328 is an equidigital number, since it uses as much as digits as its factorization.

1068323328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231865 (or 231846 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 1068323328 is about 32685.2157404537. The cubic root of 1068323328 is about 1022.2746009148.

The spelling of 1068323328 in words is "one billion, sixty-eight million, three hundred twenty-three thousand, three hundred twenty-eight".