3321604 has 24 divisors (see below), whose sum is σ = 6830208. Its totient is φ = 1393440.

The previous prime is 3321589. The next prime is 3321607. The reversal of 3321604 is 4061233.

It is a super-2 number, since 2×3321604² = 22066106265632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3321607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2332 + ... + 3475.

It is an arithmetic number, because the mean of its divisors is an integer number (284592).

Almost surely, 2^3321604 is an apocalyptic number.

It is an amenable number.

3321604 is an abundant number, since it is smaller than the sum of its proper divisors (3508604).

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

3321604 is a wasteful number, since it uses less digits than its factorization.

3321604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5835 (or 5833 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3321604 is about 1822.5268173610. The cubic root of 3321604 is about 149.2047393358.

Adding to 3321604 its reverse (4061233), we get a palindrome (7382837).

It can be divided in two parts, 332 and 1604, that added together give a square (1936 = 44²).

The spelling of 3321604 in words is "three million, three hundred twenty-one thousand, six hundred four".