3443340040 has 128 divisors (see below), whose sum is σ = 9061528320. Its totient is φ = 1153152000.

The previous prime is 3443340031. The next prime is 3443340041. The reversal of 3443340040 is 400433443.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3443339987 and 3443340014.

It is not an unprimeable number, because it can be changed into a prime (3443340041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4911690 + ... + 4912390.

It is an arithmetic number, because the mean of its divisors is an integer number (70793190).

Almost surely, 2^3443340040 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 3443340040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4530764160).

3443340040 is an abundant number, since it is smaller than the sum of its proper divisors (5618188280).

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

3443340040 is a wasteful number, since it uses less digits than its factorization.

3443340040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103 (or 1099 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 3443340040 is about 58679.9798909304. The cubic root of 3443340040 is about 1510.0568725564.

Adding to 3443340040 its reverse (400433443), we get a palindrome (3843773483).

The spelling of 3443340040 in words is "three billion, four hundred forty-three million, three hundred forty thousand, forty".