2104542200 has 96 divisors (see below), whose sum is σ = 5194154160. Its totient is φ = 790272000.

The previous prime is 2104542199. The next prime is 2104542221. The reversal of 2104542200 is 22454012.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2382959 + ... + 2383841.

Almost surely, 2^2104542200 is an apocalyptic number.

2104542200 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 2104542200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2597077080).

2104542200 is an abundant number, since it is smaller than the sum of its proper divisors (3089611960).

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

2104542200 is a wasteful number, since it uses less digits than its factorization.

2104542200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1617 (or 1608 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 2104542200 is about 45875.2896448622. The cubic root of 2104542200 is about 1281.5017773693.

Adding to 2104542200 its reverse (22454012), we get a palindrome (2126996212).

The spelling of 2104542200 in words is "two billion, one hundred four million, five hundred forty-two thousand, two hundred".