3321764440 has 64 divisors (see below), whose sum is σ = 7553165760. Its totient is φ = 1314700800.

The previous prime is 3321764431. The next prime is 3321764447. The reversal of 3321764440 is 444671233.

It is a super-2 number, since 2×3321764440² = 22068237989697027200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3321764396 and 3321764405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321764447) 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, 1768782 + ... + 1770658.

It is an arithmetic number, because the mean of its divisors is an integer number (118018215).

Almost surely, 2^3321764440 is an apocalyptic number.

It is an amenable number.

3321764440 is an abundant number, since it is smaller than the sum of its proper divisors (4231401320).

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

3321764440 is a wasteful number, since it uses less digits than its factorization.

3321764440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2332 (or 2328 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 3321764440 is about 57634.7502814057. The cubic root of 3321764440 is about 1492.0714159118.

The spelling of 3321764440 in words is "three billion, three hundred twenty-one million, seven hundred sixty-four thousand, four hundred forty".