2133236 has 24 divisors (see below), whose sum is σ = 4359936. Its totient is φ = 894240.

The previous prime is 2133217. The next prime is 2133251. The reversal of 2133236 is 6323312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506 + ... + 2126.

It is an arithmetic number, because the mean of its divisors is an integer number (181664).

2^2133236 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2133236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2179968).

2133236 is an abundant number, since it is smaller than the sum of its proper divisors (2226700).

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

2133236 is a wasteful number, since it uses less digits than its factorization.

2133236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1679 (or 1677 counting only the distinct ones).

The product of its digits is 648, while the sum is 20.

The square root of 2133236 is about 1460.5601665115. The cubic root of 2133236 is about 128.7299601197.

Adding to 2133236 its reverse (6323312), we get a palindrome (8456548).

The spelling of 2133236 in words is "two million, one hundred thirty-three thousand, two hundred thirty-six".