3243878734 has 16 divisors (see below), whose sum is σ = 4882323600. Its totient is φ = 1616448064.

The previous prime is 3243878717. The next prime is 3243878809. The reversal of 3243878734 is 4378783423.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 811212 + ... + 815200.

It is an arithmetic number, because the mean of its divisors is an integer number (305145225).

Almost surely, 2^3243878734 is an apocalyptic number.

3243878734 is a deficient number, since it is larger than the sum of its proper divisors (1638444866).

3243878734 is a wasteful number, since it uses less digits than its factorization.

3243878734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5267.

The product of its digits is 2709504, while the sum is 49.

The square root of 3243878734 is about 56955.0588973447. The cubic root of 3243878734 is about 1480.3174894111.

The spelling of 3243878734 in words is "three billion, two hundred forty-three million, eight hundred seventy-eight thousand, seven hundred thirty-four".