2085604 has 6 divisors (see below), whose sum is σ = 3649814. Its totient is φ = 1042800.

The previous prime is 2085599. The next prime is 2085607. The reversal of 2085604 is 4065802.

It can be written as a sum of positive squares in only one way, i.e., 1081600 + 1004004 = 1040^2 + 1002^2 .

It is not an unprimeable number, because it can be changed into a prime (2085607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260697 + ... + 260704.

2^2085604 is an apocalyptic number.

It is an amenable number.

2085604 is a deficient number, since it is larger than the sum of its proper divisors (1564210).

2085604 is a wasteful number, since it uses less digits than its factorization.

2085604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521405 (or 521403 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 2085604 is about 1444.1620407697. The cubic root of 2085604 is about 127.7646227723.

The spelling of 2085604 in words is "two million, eighty-five thousand, six hundred four".