3225664 has 28 divisors (see below), whose sum is σ = 6895084. Its totient is φ = 1488384.

The previous prime is 3225653. The next prime is 3225667. The reversal of 3225664 is 4665223.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 640000 + 2585664 = 800^2 + 1608^2 .

It is not an unprimeable number, because it can be changed into a prime (3225667) 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 3 ways as a sum of consecutive naturals, for example, 1107 + ... + 2770.

It is an arithmetic number, because the mean of its divisors is an integer number (246253).

Almost surely, 2^3225664 is an apocalyptic number.

It is an amenable number.

3225664 is an abundant number, since it is smaller than the sum of its proper divisors (3669420).

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

3225664 is a wasteful number, since it uses less digits than its factorization.

3225664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3902 (or 3892 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 3225664 is about 1796.0133629792. The cubic root of 3225664 is about 147.7541572329.

The spelling of 3225664 in words is "three million, two hundred twenty-five thousand, six hundred sixty-four".