2133616 has 10 divisors (see below), whose sum is σ = 4133912. Its totient is φ = 1066800.

The previous prime is 2133613. The next prime is 2133631. The reversal of 2133616 is 6163312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66660 + ... + 66691.

2^2133616 is an apocalyptic number.

It is an amenable number.

2133616 is a deficient number, since it is larger than the sum of its proper divisors (2000296).

2133616 is a wasteful number, since it uses less digits than its factorization.

2133616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133359 (or 133353 counting only the distinct ones).

The product of its digits is 648, while the sum is 22.

The square root of 2133616 is about 1460.6902477938. The cubic root of 2133616 is about 128.7376033560.

Adding to 2133616 its reverse (6163312), we get a palindrome (8296928).

The spelling of 2133616 in words is "two million, one hundred thirty-three thousand, six hundred sixteen".