4274723838 has 96 divisors (see below), whose sum is σ = 11002791168. Its totient is φ = 1094620800.

The previous prime is 4274723833. The next prime is 4274723839. The reversal of 4274723838 is 8383274724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4274723833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 220306 + ... + 238922.

It is an arithmetic number, because the mean of its divisors is an integer number (114612408).

Almost surely, 2^4274723838 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4274723838, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5501395584).

4274723838 is an abundant number, since it is smaller than the sum of its proper divisors (6728067330).

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

4274723838 is a wasteful number, since it uses less digits than its factorization.

4274723838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18718 (or 18711 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 48.

The square root of 4274723838 is about 65381.3722554062. The cubic root of 4274723838 is about 1622.9408348333.

The spelling of 4274723838 in words is "four billion, two hundred seventy-four million, seven hundred twenty-three thousand, eight hundred thirty-eight".