3215003320 has 64 divisors (see below), whose sum is σ = 7439649120. Its totient is φ = 1249857024.

The previous prime is 3215003303. The next prime is 3215003329. The reversal of 3215003320 is 233005123.

It is a super-2 number, since 2×3215003320² = 20672492695222044800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3215003329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219754 + ... + 233926.

Almost surely, 2^3215003320 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 3215003320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3719824560).

3215003320 is an abundant number, since it is smaller than the sum of its proper divisors (4224645800).

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

3215003320 is a wasteful number, since it uses less digits than its factorization.

3215003320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14344 (or 14340 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 3215003320 is about 56700.9992857269. Note that the first 3 decimals coincide. The cubic root of 3215003320 is about 1475.9120388334.

Adding to 3215003320 its reverse (233005123), we get a palindrome (3448008443).

The spelling of 3215003320 in words is "three billion, two hundred fifteen million, three thousand, three hundred twenty".