3221924 has 12 divisors (see below), whose sum is σ = 5664204. Its totient is φ = 1603584.

The previous prime is 3221917. The next prime is 3221941. The reversal of 3221924 is 4291223.

It can be written as a sum of positive squares in 2 ways, for example, as 270400 + 2951524 = 520^2 + 1718^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3221924.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 797 + ... + 2660.

It is an arithmetic number, because the mean of its divisors is an integer number (472017).

Almost surely, 2^3221924 is an apocalyptic number.

It is an amenable number.

3221924 is a deficient number, since it is larger than the sum of its proper divisors (2442280).

3221924 is a wasteful number, since it uses less digits than its factorization.

3221924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3694 (or 3692 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 3221924 is about 1794.9718660748. The cubic root of 3221924 is about 147.6970305703.

The spelling of 3221924 in words is "three million, two hundred twenty-one thousand, nine hundred twenty-four".