3242320 has 20 divisors (see below), whose sum is σ = 7538580. Its totient is φ = 1296896.

The previous prime is 3242311. The next prime is 3242339. The reversal of 3242320 is 232423.

It can be written as a sum of positive squares in 2 ways, for example, as 2274064 + 968256 = 1508^2 + 984^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 3242294 and 3242303.

It is a congruent number.

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, 20185 + ... + 20344.

It is an arithmetic number, because the mean of its divisors is an integer number (376929).

Almost surely, 2^3242320 is an apocalyptic number.

It is an amenable number.

3242320 is an abundant number, since it is smaller than the sum of its proper divisors (4296260).

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

3242320 is a wasteful number, since it uses less digits than its factorization.

3242320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40542 (or 40536 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 3242320 is about 1800.6443291222. The cubic root of 3242320 is about 148.0080346259.

Adding to 3242320 its reverse (232423), we get a palindrome (3474743).

The spelling of 3242320 in words is "three million, two hundred forty-two thousand, three hundred twenty".