1832809968 has 60 divisors (see below), whose sum is σ = 5595629208. Its totient is φ = 555396480.

The previous prime is 1832809963. The next prime is 1832809981. The reversal of 1832809968 is 8699082381.

It is a happy number.

It is a super-2 number, since 2×1832809968² = 6718384757600322048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1832809963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 576955 + ... + 580122.

Almost surely, 2^1832809968 is an apocalyptic number.

1832809968 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1832809968 is an abundant number, since it is smaller than the sum of its proper divisors (3762819240).

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

1832809968 is a wasteful number, since it uses less digits than its factorization.

1832809968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157102 (or 1157093 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 54.

The square root of 1832809968 is about 42811.3299022584. The cubic root of 1832809968 is about 1223.7869358728.

The spelling of 1832809968 in words is "one billion, eight hundred thirty-two million, eight hundred nine thousand, nine hundred sixty-eight".