3208928 has 12 divisors (see below), whose sum is σ = 6317640. Its totient is φ = 1604448.

The previous prime is 3208927. The next prime is 3208939. The reversal of 3208928 is 8298023.

It is a happy number.

3208928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 100279 = 3208928 / (3 + 2 + 0 + 8 + 9 + 2 + 8).

It is a junction number, because it is equal to n+sod(n) for n = 3208894 and 3208903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3208921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50108 + ... + 50171.

It is an arithmetic number, because the mean of its divisors is an integer number (526470).

Almost surely, 2^3208928 is an apocalyptic number.

It is an amenable number.

3208928 is a deficient number, since it is larger than the sum of its proper divisors (3108712).

3208928 is a wasteful number, since it uses less digits than its factorization.

3208928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100289 (or 100281 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 3208928 is about 1791.3480957089. The cubic root of 3208928 is about 147.4981786618.

The spelling of 3208928 in words is "three million, two hundred eight thousand, nine hundred twenty-eight".