2104534400 has 96 divisors (see below), whose sum is σ = 5213505600. Its totient is φ = 839444480.

The previous prime is 2104534351. The next prime is 2104534451. The reversal of 2104534400 is 44354012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1532114 + ... + 1533486.

It is an arithmetic number, because the mean of its divisors is an integer number (54307350).

Almost surely, 2^2104534400 is an apocalyptic number.

2104534400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2104534400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2606752800).

2104534400 is an abundant number, since it is smaller than the sum of its proper divisors (3108971200).

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

2104534400 is a wasteful number, since it uses less digits than its factorization.

2104534400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1876 (or 1859 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2104534400 is about 45875.2046316962. The cubic root of 2104534400 is about 1281.5001941705.

Adding to 2104534400 its reverse (44354012), we get a palindrome (2148888412).

The spelling of 2104534400 in words is "two billion, one hundred four million, five hundred thirty-four thousand, four hundred".