3243000042 has 24 divisors (see below), whose sum is σ = 7197879780. Its totient is φ = 1054633920.

The previous prime is 3243000031. The next prime is 3243000043. The reversal of 3243000042 is 2400003423.

3243000042 is a `hidden beast` number, since 324 + 300 + 0 + 0 + 42 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3151587321 + 91412721 = 56139^2 + 9561^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3242999979 and 3243000024.

It is not an unprimeable number, because it can be changed into a prime (3243000043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2196417 + ... + 2197892.

Almost surely, 2^3243000042 is an apocalyptic number.

3243000042 is an abundant number, since it is smaller than the sum of its proper divisors (3954879738).

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

3243000042 is a wasteful number, since it uses less digits than its factorization.

3243000042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4394358 (or 4394355 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 3243000042 is about 56947.3444683771. The cubic root of 3243000042 is about 1480.1838160418.

Adding to 3243000042 its reverse (2400003423), we get a palindrome (5643003465).

The spelling of 3243000042 in words is "three billion, two hundred forty-three million, forty-two", and thus it is an aban number.