3212212 has 6 divisors (see below), whose sum is σ = 5621378. Its totient is φ = 1606104.

The previous prime is 3212191. The next prime is 3212213. The reversal of 3212212 is 2122123.

It can be written as a sum of positive squares in only one way, i.e., 1971216 + 1240996 = 1404^2 + 1114^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3212192 and 3212201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3212213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401523 + ... + 401530.

Almost surely, 2^3212212 is an apocalyptic number.

It is an amenable number.

3212212 is a deficient number, since it is larger than the sum of its proper divisors (2409166).

3212212 is a wasteful number, since it uses less digits than its factorization.

3212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803057 (or 803055 counting only the distinct ones).

The product of its digits is 48, while the sum is 13.

The square root of 3212212 is about 1792.2644894100. The cubic root of 3212212 is about 147.5484777933.

Adding to 3212212 its reverse (2122123), we get a palindrome (5334335).

It can be divided in two parts, 3 and 212212, that multiplied together give a palindrome (636636).

The spelling of 3212212 in words is "three million, two hundred twelve thousand, two hundred twelve".