2163434834 has 32 divisors (see below), whose sum is σ = 3655903680. Its totient is φ = 951652800.

The previous prime is 2163434821. The next prime is 2163434837. The reversal of 2163434834 is 4384343612.

It is not an unprimeable number, because it can be changed into a prime (2163434837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92624 + ... + 113604.

It is an arithmetic number, because the mean of its divisors is an integer number (114246990).

Almost surely, 2^2163434834 is an apocalyptic number.

2163434834 is a deficient number, since it is larger than the sum of its proper divisors (1492468846).

2163434834 is a wasteful number, since it uses less digits than its factorization.

2163434834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21146.

The product of its digits is 165888, while the sum is 38.

The square root of 2163434834 is about 46512.7384057314. The cubic root of 2163434834 is about 1293.3456479472.

The spelling of 2163434834 in words is "two billion, one hundred sixty-three million, four hundred thirty-four thousand, eight hundred thirty-four".