3834544047 has 4 divisors (see below), whose sum is σ = 5112725400. Its totient is φ = 2556362696.

The previous prime is 3834544037. The next prime is 3834544079. The reversal of 3834544047 is 7404454383.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3834544047 - 2⁴ = 3834544031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3834544037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 639090672 + ... + 639090677.

It is an arithmetic number, because the mean of its divisors is an integer number (1278181350).

Almost surely, 2^3834544047 is an apocalyptic number.

3834544047 is a deficient number, since it is larger than the sum of its proper divisors (1278181353).

3834544047 is a wasteful number, since it uses less digits than its factorization.

3834544047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278181352.

The product of its (nonzero) digits is 645120, while the sum is 42.

The square root of 3834544047 is about 61923.6953596925. The cubic root of 3834544047 is about 1565.2050614059.

The spelling of 3834544047 in words is "three billion, eight hundred thirty-four million, five hundred forty-four thousand, forty-seven".