2104021232 has 80 divisors (see below), whose sum is σ = 4335793920. Its totient is φ = 987081216.

The previous prime is 2104021207. The next prime is 2104021237. The reversal of 2104021232 is 2321204012.

It is a self number, because there is not a number n which added to its sum of digits gives 2104021232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104021237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7434563 + ... + 7434845.

It is an arithmetic number, because the mean of its divisors is an integer number (54197424).

Almost surely, 2^2104021232 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 2104021232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2167896960).

2104021232 is an abundant number, since it is smaller than the sum of its proper divisors (2231772688).

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

2104021232 is a wasteful number, since it uses less digits than its factorization.

2104021232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630 (or 624 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2104021232 is about 45869.6112039333. The cubic root of 2104021232 is about 1281.3960257060.

Adding to 2104021232 its reverse (2321204012), we get a palindrome (4425225244).

The spelling of 2104021232 in words is "two billion, one hundred four million, twenty-one thousand, two hundred thirty-two".