3243340 has 24 divisors (see below), whose sum is σ = 6848352. Its totient is φ = 1290240.

The previous prime is 3243337. The next prime is 3243341. The reversal of 3243340 is 433423.

It is not an unprimeable number, because it can be changed into a prime (3243341) 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, 4825 + ... + 5455.

It is an arithmetic number, because the mean of its divisors is an integer number (285348).

Almost surely, 2^3243340 is an apocalyptic number.

It is an amenable number.

3243340 is an abundant number, since it is smaller than the sum of its proper divisors (3605012).

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

3243340 is a wasteful number, since it uses less digits than its factorization.

3243340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897 (or 895 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 3243340 is about 1800.9275387977. The cubic root of 3243340 is about 148.0235535925.

Adding to 3243340 its reverse (433423), we get a palindrome (3676763).

The spelling of 3243340 in words is "three million, two hundred forty-three thousand, three hundred forty".