3285646 has 24 divisors (see below), whose sum is σ = 6176520. Its totient is φ = 1299312.

The previous prime is 3285593. The next prime is 3285647. The reversal of 3285646 is 6465823.

It is a happy number.

It is a d-powerful number, because it can be written as 3¹⁰ + 2¹⁷ + 8³ + 5⁹ + 6⁶ + 4¹⁰ + 6⁶ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3285647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16 + ... + 2563.

It is an arithmetic number, because the mean of its divisors is an integer number (257355).

Almost surely, 2^3285646 is an apocalyptic number.

3285646 is a deficient number, since it is larger than the sum of its proper divisors (2890874).

3285646 is a wasteful number, since it uses less digits than its factorization.

3285646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2608 (or 2601 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 3285646 is about 1812.6350984134. The cubic root of 3285646 is about 148.6643797924.

The spelling of 3285646 in words is "three million, two hundred eighty-five thousand, six hundred forty-six".