2133204 has 48 divisors (see below), whose sum is σ = 5322240. Its totient is φ = 663520.

The previous prime is 2133191. The next prime is 2133217. The reversal of 2133204 is 4023312.

It is an interprime number because it is at equal distance from previous prime (2133191) and next prime (2133217).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16219 + ... + 16349.

It is an arithmetic number, because the mean of its divisors is an integer number (110880).

2^2133204 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 2133204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2661120).

2133204 is an abundant number, since it is smaller than the sum of its proper divisors (3189036).

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

2133204 is a wasteful number, since it uses less digits than its factorization.

2133204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2133204 is about 1460.5492117693. The cubic root of 2133204 is about 128.7293164373.

Adding to 2133204 its reverse (4023312), we get a palindrome (6156516).

The spelling of 2133204 in words is "two million, one hundred thirty-three thousand, two hundred four".