3333333328 has 80 divisors (see below), whose sum is σ = 7275534336. Its totient is φ = 1467924480.

The previous prime is 3333333323. The next prime is 3333333403. The reversal of 3333333328 is 8233333333.

It is a super-2 number, since 2×3333333328² = 22222222151111111168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3333333293 and 3333333302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3333333323) 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, 3066001 + ... + 3067087.

Almost surely, 2^3333333328 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 3333333328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3637767168).

3333333328 is an abundant number, since it is smaller than the sum of its proper divisors (3942201008).

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

3333333328 is a wasteful number, since it uses less digits than its factorization.

3333333328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1772 (or 1766 counting only the distinct ones).

The product of its digits is 104976, while the sum is 34.

The square root of 3333333328 is about 57735.0268727746. The cubic root of 3333333328 is about 1493.8015813890.

The spelling of 3333333328 in words is "three billion, three hundred thirty-three million, three hundred thirty-three thousand, three hundred twenty-eight".