555604 has 12 divisors (see below), whose sum is σ = 1111264. Its totient is φ = 238104.

The previous prime is 555593. The next prime is 555637. The reversal of 555604 is 406555.

555604 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9894 + ... + 9949.

2⁵⁵⁵⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

555604 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

555604 is a wasteful number, since it uses less digits than its factorization.

555604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19854 (or 19852 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 555604 is about 745.3884893128. The cubic root of 555604 is about 82.2094585604.

The spelling of 555604 in words is "five hundred fifty-five thousand, six hundred four".