3315530240 has 160 divisors (see below), whose sum is σ = 8723816640. Its totient is φ = 1198489600.

The previous prime is 3315530167. The next prime is 3315530249. The reversal of 3315530240 is 420355133.

It is a tau number, because it is divible by the number of its divisors (160).

It is not an unprimeable number, because it can be changed into a prime (3315530249) 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, 7912751 + ... + 7913169.

It is an arithmetic number, because the mean of its divisors is an integer number (54523854).

Almost surely, 2^3315530240 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 3315530240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4361908320).

3315530240 is an abundant number, since it is smaller than the sum of its proper divisors (5408286400).

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

3315530240 is a wasteful number, since it uses less digits than its factorization.

3315530240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 3315530240 is about 57580.6411912893. The cubic root of 3315530240 is about 1491.1374045821.

Adding to 3315530240 its reverse (420355133), we get a palindrome (3735885373).

The spelling of 3315530240 in words is "three billion, three hundred fifteen million, five hundred thirty thousand, two hundred forty".