4134343240 has 64 divisors (see below), whose sum is σ = 9857862000. Its totient is φ = 1557749760.

The previous prime is 4134343217. The next prime is 4134343249. The reversal of 4134343240 is 423434314.

It can be written as a sum of positive squares in 8 ways, for example, as 388168804 + 3746174436 = 19702^2 + 61206^2 .

It is a super-2 number, since 2×4134343240² = 34185588052267395200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4134343199 and 4134343208.

It is not an unprimeable number, because it can be changed into a prime (4134343249) 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, 4096 + ... + 91024.

Almost surely, 2^4134343240 is an apocalyptic number.

4134343240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4134343240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4928931000).

4134343240 is an abundant number, since it is smaller than the sum of its proper divisors (5723518760).

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

4134343240 is a wasteful number, since it uses less digits than its factorization.

4134343240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87010 (or 87006 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 4134343240 is about 64298.8587768088. The cubic root of 4134343240 is about 1604.9771110500.

Adding to 4134343240 its reverse (423434314), we get a palindrome (4557777554).

The spelling of 4134343240 in words is "four billion, one hundred thirty-four million, three hundred forty-three thousand, two hundred forty".