2100604 has 12 divisors (see below), whose sum is σ = 4010328. Its totient is φ = 954800.

The previous prime is 2100589. The next prime is 2100607. The reversal of 2100604 is 4060012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23827 + ... + 23914.

It is an arithmetic number, because the mean of its divisors is an integer number (334194).

2^2100604 is an apocalyptic number.

It is an amenable number.

2100604 is a deficient number, since it is larger than the sum of its proper divisors (1909724).

2100604 is a wasteful number, since it uses less digits than its factorization.

2100604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47756 (or 47754 counting only the distinct ones).

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

The square root of 2100604 is about 1449.3460594351. The cubic root of 2100604 is about 128.0701926205.

Adding to 2100604 its reverse (4060012), we get a palindrome (6160616).

It can be divided in two parts, 2100 and 604, that added together give a square (2704 = 52²).

The spelling of 2100604 in words is "two million, one hundred thousand, six hundred four".