3663212 has 12 divisors (see below), whose sum is σ = 7326480. Its totient is φ = 1569936.

The previous prime is 3663203. The next prime is 3663217. The reversal of 3663212 is 2123663.

3663212 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3663217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65387 + ... + 65442.

It is an arithmetic number, because the mean of its divisors is an integer number (610540).

Almost surely, 2^3663212 is an apocalyptic number.

It is an amenable number.

3663212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3663212 is a wasteful number, since it uses less digits than its factorization.

3663212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130840 (or 130838 counting only the distinct ones).

The product of its digits is 1296, while the sum is 23.

The square root of 3663212 is about 1913.9519325208. The cubic root of 3663212 is about 154.1537229292.

Adding to 3663212 its reverse (2123663), we get a palindrome (5786875).

The spelling of 3663212 in words is "three million, six hundred sixty-three thousand, two hundred twelve".