3243400042 has 8 divisors (see below), whose sum is σ = 4867932132. Its totient is φ = 1620756000.

The previous prime is 3243400037. The next prime is 3243400067. The reversal of 3243400042 is 2400043423.

It can be written as a sum of positive squares in 2 ways, for example, as 2889170001 + 354230041 = 53751^2 + 18821^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 3243399986 and 3243400022.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467709 + ... + 474592.

Almost surely, 2^3243400042 is an apocalyptic number.

3243400042 is a deficient number, since it is larger than the sum of its proper divisors (1624532090).

3243400042 is a wasteful number, since it uses less digits than its factorization.

3243400042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944024.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 3243400042 is about 56950.8563763531. The cubic root of 3243400042 is about 1480.2446701046.

Adding to 3243400042 its reverse (2400043423), we get a palindrome (5643443465).

The spelling of 3243400042 in words is "three billion, two hundred forty-three million, four hundred thousand, forty-two".