3243604 has 72 divisors (see below), whose sum is σ = 7596960. Its totient is φ = 1197504.

The previous prime is 3243589. The next prime is 3243613. The reversal of 3243604 is 4063423.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48379 + ... + 48445.

Almost surely, 2^3243604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3243604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3798480).

3243604 is an abundant number, since it is smaller than the sum of its proper divisors (4353356).

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

3243604 is a wasteful number, since it uses less digits than its factorization.

3243604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 3243604 is about 1801.0008328704. Note that the first 3 decimals coincide. The cubic root of 3243604 is about 148.0275697361.

The spelling of 3243604 in words is "three million, two hundred forty-three thousand, six hundred four".