2133212 has 6 divisors (see below), whose sum is σ = 3733128. Its totient is φ = 1066604.

The previous prime is 2133191. The next prime is 2133217. The reversal of 2133212 is 2123312.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266648 + ... + 266655.

It is an arithmetic number, because the mean of its divisors is an integer number (622188).

2^2133212 is an apocalyptic number.

It is an amenable number.

2133212 is a deficient number, since it is larger than the sum of its proper divisors (1599916).

2133212 is a wasteful number, since it uses less digits than its factorization.

2133212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533307 (or 533305 counting only the distinct ones).

The product of its digits is 72, while the sum is 14.

The square root of 2133212 is about 1460.5519504626. The cubic root of 2133212 is about 128.7294773585.

Adding to 2133212 its reverse (2123312), we get a palindrome (4256524).

It can be divided in two parts, 21 and 33212, that added together give a palindrome (33233).

The spelling of 2133212 in words is "two million, one hundred thirty-three thousand, two hundred twelve".