1328242968 has 64 divisors (see below), whose sum is σ = 3973384800. Its totient is φ = 408689280.

The previous prime is 1328242943. The next prime is 1328242969. The reversal of 1328242968 is 8692428231.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1328242969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233703 + ... + 239318.

Almost surely, 2^1328242968 is an apocalyptic number.

1328242968 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1328242968 is an abundant number, since it is smaller than the sum of its proper divisors (2645141832).

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

1328242968 is a wasteful number, since it uses less digits than its factorization.

1328242968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473049 (or 473039 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 1328242968 is about 36445.0678144519. The cubic root of 1328242968 is about 1099.2399620299.

The spelling of 1328242968 in words is "one billion, three hundred twenty-eight million, two hundred forty-two thousand, nine hundred sixty-eight".