3440266240 has 88 divisors (see below), whose sum is σ = 8288581392. Its totient is φ = 1370112000.

The previous prime is 3440266187. The next prime is 3440266243. The reversal of 3440266240 is 426620443.

It is not an unprimeable number, because it can be changed into a prime (3440266243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1283782 + ... + 1286458.

Almost surely, 2^3440266240 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 3440266240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4144290696).

3440266240 is an abundant number, since it is smaller than the sum of its proper divisors (4848315152).

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

3440266240 is a wasteful number, since it uses less digits than its factorization.

3440266240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2953 (or 2935 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 3440266240 is about 58653.7828277086. The cubic root of 3440266240 is about 1509.6074063788.

Adding to 3440266240 its reverse (426620443), we get a palindrome (3866886683).

The spelling of 3440266240 in words is "three billion, four hundred forty million, two hundred sixty-six thousand, two hundred forty".