3323121440 has 24 divisors (see below), whose sum is σ = 7850874780. Its totient is φ = 1329248512.

The previous prime is 3323121437. The next prime is 3323121467. The reversal of 3323121440 is 441213233.

It can be written as a sum of positive squares in 2 ways, for example, as 2863962256 + 459159184 = 53516^2 + 21428^2 .

It is a super-2 number, since 2×3323121440² = 22086272209975347200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10384595 + ... + 10384914.

Almost surely, 2^3323121440 is an apocalyptic number.

It is an amenable number.

3323121440 is an abundant number, since it is smaller than the sum of its proper divisors (4527753340).

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

3323121440 is a wasteful number, since it uses less digits than its factorization.

3323121440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20769524 (or 20769516 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 3323121440 is about 57646.5214908931. The cubic root of 3323121440 is about 1492.2745675095.

Adding to 3323121440 its reverse (441213233), we get a palindrome (3764334673).

The spelling of 3323121440 in words is "three billion, three hundred twenty-three million, one hundred twenty-one thousand, four hundred forty".