4043344340 has 96 divisors (see below), whose sum is σ = 10298050560. Its totient is φ = 1303479936.

The previous prime is 4043344321. The next prime is 4043344351. The reversal of 4043344340 is 434433404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 179339 + ... + 200621.

It is an arithmetic number, because the mean of its divisors is an integer number (107271360).

Almost surely, 2^4043344340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4043344340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5149025280).

4043344340 is an abundant number, since it is smaller than the sum of its proper divisors (6254706220).

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

4043344340 is a wasteful number, since it uses less digits than its factorization.

4043344340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21381 (or 21379 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

The square root of 4043344340 is about 63587.2970018383. The cubic root of 4043344340 is about 1593.1142029058.

Adding to 4043344340 its reverse (434433404), we get a palindrome (4477777744).

The spelling of 4043344340 in words is "four billion, forty-three million, three hundred forty-four thousand, three hundred forty".