2104600 has 48 divisors (see below), whose sum is σ = 5189400. Its totient is φ = 791040.

The previous prime is 2104591. The next prime is 2104601. The reversal of 2104600 is 64012.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3091 + ... + 3709.

2^2104600 is an apocalyptic number.

2104600 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 2104600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2594700).

2104600 is an abundant number, since it is smaller than the sum of its proper divisors (3084800).

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

2104600 is a wasteful number, since it uses less digits than its factorization.

2104600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652 (or 643 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2104600 is about 1450.7239572021. The cubic root of 2104600 is about 128.1513509157.

Adding to 2104600 its reverse (64012), we get a palindrome (2168612).

It can be divided in two parts, 2104 and 600, that added together give a square (2704 = 52²).

The spelling of 2104600 in words is "two million, one hundred four thousand, six hundred".