3201606 has 20 divisors (see below), whose sum is σ = 7174332. Its totient is φ = 1067148.

The previous prime is 3201589. The next prime is 3201617. The reversal of 3201606 is 6061023.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9720 + ... + 10043.

Almost surely, 2^3201606 is an apocalyptic number.

3201606 is an abundant number, since it is smaller than the sum of its proper divisors (3972726).

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

3201606 is a wasteful number, since it uses less digits than its factorization.

3201606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19777 (or 19768 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3201606 is about 1789.3032163387. The cubic root of 3201606 is about 147.3859081334.

Adding to 3201606 its reverse (6061023), we get a palindrome (9262629).

The spelling of 3201606 in words is "three million, two hundred one thousand, six hundred six".