2854123734 has 128 divisors (see below), whose sum is σ = 7376624640. Its totient is φ = 714700800.

The previous prime is 2854123733. The next prime is 2854123759. The reversal of 2854123734 is 4373214582.

It is a junction number, because it is equal to n+sod(n) for n = 2854123692 and 2854123701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2854123733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1684992 + ... + 1686684.

It is an arithmetic number, because the mean of its divisors is an integer number (57629880).

Almost surely, 2^2854123734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2854123734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3688312320).

2854123734 is an abundant number, since it is smaller than the sum of its proper divisors (4522500906).

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

2854123734 is a wasteful number, since it uses less digits than its factorization.

2854123734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1846.

The product of its digits is 161280, while the sum is 39.

The square root of 2854123734 is about 53423.9996069182. Note that the first 3 decimals coincide. The cubic root of 2854123734 is about 1418.4834258249.

The spelling of 2854123734 in words is "two billion, eight hundred fifty-four million, one hundred twenty-three thousand, seven hundred thirty-four".