2104442400 has 72 divisors (see below), whose sum is σ = 6849967824. Its totient is φ = 561184000.

The previous prime is 2104442387. The next prime is 2104442401. The reversal of 2104442400 is 42444012.

It is not an unprimeable number, because it can be changed into a prime (2104442401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 436026 + ... + 440825.

It is an arithmetic number, because the mean of its divisors is an integer number (95138442).

Almost surely, 2^2104442400 is an apocalyptic number.

2104442400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2104442400 is an abundant number, since it is smaller than the sum of its proper divisors (4745525424).

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

2104442400 is a wasteful number, since it uses less digits than its factorization.

2104442400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876874 (or 876861 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 2104442400 is about 45874.2019004146. The cubic root of 2104442400 is about 1281.4815202481.

Adding to 2104442400 its reverse (42444012), we get a palindrome (2146886412).

The spelling of 2104442400 in words is "two billion, one hundred four million, four hundred forty-two thousand, four hundred".