3221204 has 24 divisors (see below), whose sum is σ = 6666240. Its totient is φ = 1332576.

The previous prime is 3221189. The next prime is 3221237. The reversal of 3221204 is 4021223.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1172 + ... + 2795.

It is an arithmetic number, because the mean of its divisors is an integer number (277760).

Almost surely, 2^3221204 is an apocalyptic number.

It is an amenable number.

3221204 is an abundant number, since it is smaller than the sum of its proper divisors (3445036).

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

3221204 is a wasteful number, since it uses less digits than its factorization.

3221204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4007 (or 4005 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 3221204 is about 1794.7712946222. The cubic root of 3221204 is about 147.6860278502.

Adding to 3221204 its reverse (4021223), we get a palindrome (7242427).

The spelling of 3221204 in words is "three million, two hundred twenty-one thousand, two hundred four".