3233646 has 36 divisors (see below), whose sum is σ = 7593768. Its totient is φ = 994032.

The previous prime is 3233623. The next prime is 3233651. The reversal of 3233646 is 6463323.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2511 + ... + 3573.

It is an arithmetic number, because the mean of its divisors is an integer number (210938).

Almost surely, 2^3233646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3233646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3796884).

3233646 is an abundant number, since it is smaller than the sum of its proper divisors (4360122).

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

3233646 is a wasteful number, since it uses less digits than its factorization.

3233646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097 (or 1081 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

The square root of 3233646 is about 1798.2341338102. The cubic root of 3233646 is about 147.8759308399.

Adding to 3233646 its reverse (6463323), we get a palindrome (9696969).

It can be divided in two parts, 323 and 3646, that added together give a square (3969 = 63²).

The spelling of 3233646 in words is "three million, two hundred thirty-three thousand, six hundred forty-six".