3321478380 has 48 divisors (see below), whose sum is σ = 10145608704. Its totient is φ = 805206720.

The previous prime is 3321478379. The next prime is 3321478397. The reversal of 3321478380 is 838741233.

It is a super-2 number, since 2×3321478380² = 22064437257614848800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2515612 + ... + 2516931.

It is an arithmetic number, because the mean of its divisors is an integer number (211366848).

Almost surely, 2^3321478380 is an apocalyptic number.

3321478380 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3321478380 is an abundant number, since it is smaller than the sum of its proper divisors (6824130324).

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

3321478380 is a wasteful number, since it uses less digits than its factorization.

3321478380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5032566 (or 5032564 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 3321478380 is about 57632.2685654486. The cubic root of 3321478380 is about 1492.0285838357.

The spelling of 3321478380 in words is "three billion, three hundred twenty-one million, four hundred seventy-eight thousand, three hundred eighty".