3326432728 has 16 divisors (see below), whose sum is σ = 6237742680. Its totient is φ = 1663034688.

The previous prime is 3326432723. The next prime is 3326432729. The reversal of 3326432728 is 8272346233.

It is a super-2 number, since 2×3326432728² = 22130309387819043968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3326432723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85351 + ... + 118057.

Almost surely, 2^3326432728 is an apocalyptic number.

It is an amenable number.

3326432728 is a deficient number, since it is larger than the sum of its proper divisors (2911309952).

3326432728 is a wasteful number, since it uses less digits than its factorization.

3326432728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45426 (or 45422 counting only the distinct ones).

The product of its digits is 290304, while the sum is 40.

The square root of 3326432728 is about 57675.2349626770. The cubic root of 3326432728 is about 1492.7700565263.

The spelling of 3326432728 in words is "three billion, three hundred twenty-six million, four hundred thirty-two thousand, seven hundred twenty-eight".