3228712 has 32 divisors (see below), whose sum is σ = 6405120. Its totient is φ = 1523520.

The previous prime is 3228703. The next prime is 3228713. The reversal of 3228712 is 2178223.

It is not an unprimeable number, because it can be changed into a prime (3228713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11518 + ... + 11794.

It is an arithmetic number, because the mean of its divisors is an integer number (200160).

Almost surely, 2^3228712 is an apocalyptic number.

It is an amenable number.

3228712 is a deficient number, since it is larger than the sum of its proper divisors (3176408).

3228712 is a wasteful number, since it uses less digits than its factorization.

3228712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361 (or 357 counting only the distinct ones).

The product of its digits is 1344, while the sum is 25.

The square root of 3228712 is about 1796.8617086465. The cubic root of 3228712 is about 147.8006812867.

The spelling of 3228712 in words is "three million, two hundred twenty-eight thousand, seven hundred twelve".