563606 has 4 divisors (see below), whose sum is σ = 845412. Its totient is φ = 281802.

The previous prime is 563599. The next prime is 563623. The reversal of 563606 is 606365.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140900 + ... + 140903.

It is an arithmetic number, because the mean of its divisors is an integer number (211353).

2⁵⁶³⁶⁰⁶ is an apocalyptic number.

563606 is a deficient number, since it is larger than the sum of its proper divisors (281806).

563606 is a wasteful number, since it uses less digits than its factorization.

563606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281805.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 563606 is about 750.7369712489. The cubic root of 563606 is about 82.6022484912.

The spelling of 563606 in words is "five hundred sixty-three thousand, six hundred six".