2133412 has 6 divisors (see below), whose sum is σ = 3733478. Its totient is φ = 1066704.

The previous prime is 2133407. The next prime is 2133413. The reversal of 2133412 is 2143312.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1454436 + 678976 = 1206^2 + 824^2 .

It is a super-3 number, since 3×2133412³ = 29130333416597371584, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2133413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266673 + ... + 266680.

2^2133412 is an apocalyptic number.

It is an amenable number.

2133412 is a deficient number, since it is larger than the sum of its proper divisors (1600066).

2133412 is a wasteful number, since it uses less digits than its factorization.

2133412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533357 (or 533355 counting only the distinct ones).

The product of its digits is 144, while the sum is 16.

The square root of 2133412 is about 1460.6204161246. The cubic root of 2133412 is about 128.7335002578.

Adding to 2133412 its reverse (2143312), we get a palindrome (4276724).

It can be divided in two parts, 21 and 33412, that added together give a palindrome (33433).

The spelling of 2133412 in words is "two million, one hundred thirty-three thousand, four hundred twelve".