4343430240 has 144 divisors (see below), whose sum is σ = 14839651008. Its totient is φ = 1156866048.

The previous prime is 4343430233. The next prime is 4343430251. The reversal of 4343430240 is 420343434.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1909744 + ... + 1912016.

It is an arithmetic number, because the mean of its divisors is an integer number (103053132).

Almost surely, 2^4343430240 is an apocalyptic number.

4343430240 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 4343430240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7419825504).

4343430240 is an abundant number, since it is smaller than the sum of its proper divisors (10496220768).

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

4343430240 is a wasteful number, since it uses less digits than its factorization.

4343430240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3621 (or 3610 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 4343430240 is about 65904.7057500449. The cubic root of 4343430240 is about 1631.5896820251.

Adding to 4343430240 its reverse (420343434), we get a palindrome (4763773674).

The spelling of 4343430240 in words is "four billion, three hundred forty-three million, four hundred thirty thousand, two hundred forty".