3228512 has 72 divisors (see below), whose sum is σ = 7756560. Its totient is φ = 1317120.

The previous prime is 3228469. The next prime is 3228517. The reversal of 3228512 is 2158223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3228517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45437 + ... + 45507.

It is an arithmetic number, because the mean of its divisors is an integer number (107730).

Almost surely, 2^3228512 is an apocalyptic number.

3228512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3228512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3878280).

3228512 is an abundant number, since it is smaller than the sum of its proper divisors (4528048).

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

3228512 is a wasteful number, since it uses less digits than its factorization.

3228512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124 (or 109 counting only the distinct ones).

The product of its digits is 960, while the sum is 23.

The square root of 3228512 is about 1796.8060551991. The cubic root of 3228512 is about 147.7976294250.

The spelling of 3228512 in words is "three million, two hundred twenty-eight thousand, five hundred twelve".