3229928 has 24 divisors (see below), whose sum is σ = 6560550. Its totient is φ = 1490112.

The previous prime is 3229927. The next prime is 3229937. The reversal of 3229928 is 8299223.

It can be written as a sum of positive squares in 3 ways, for example, as 1162084 + 2067844 = 1078^2 + 1438^2 .

It is not an unprimeable number, because it can be changed into a prime (3229927) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 158 + ... + 2546.

Almost surely, 2^3229928 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 3229928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3280275).

3229928 is an abundant number, since it is smaller than the sum of its proper divisors (3330622).

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

3229928 is a wasteful number, since it uses less digits than its factorization.

3229928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2421 (or 2404 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 3229928 is about 1797.2000445137. The cubic root of 3229928 is about 147.8192338932.

The spelling of 3229928 in words is "three million, two hundred twenty-nine thousand, nine hundred twenty-eight".