3243230040 has 32 divisors (see below), whose sum is σ = 9729690480. Its totient is φ = 864861312.

The previous prime is 3243230021. The next prime is 3243230047. The reversal of 3243230040 is 400323423.

It is a junction number, because it is equal to n+sod(n) for n = 3243229989 and 3243230016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243230047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13513339 + ... + 13513578.

Almost surely, 2^3243230040 is an apocalyptic number.

3243230040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3243230040 is an abundant number, since it is smaller than the sum of its proper divisors (6486460440).

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

3243230040 is a wasteful number, since it uses less digits than its factorization.

3243230040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27026931 (or 27026927 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 3243230040 is about 56949.3638243659. The cubic root of 3243230040 is about 1480.2188074350.

Adding to 3243230040 its reverse (400323423), we get a palindrome (3643553463).

The spelling of 3243230040 in words is "three billion, two hundred forty-three million, two hundred thirty thousand, forty".