563606642 has 8 divisors (see below), whose sum is σ = 845513436. Its totient is φ = 281768832.

The previous prime is 563606639. The next prime is 563606653. The reversal of 563606642 is 246606365.

It can be written as a sum of positive squares in 2 ways, for example, as 350475841 + 213130801 = 18721^2 + 14599^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 563606596 and 563606605.

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, 15998 + ... + 37190.

Almost surely, 2^563606642 is an apocalyptic number.

563606642 is a deficient number, since it is larger than the sum of its proper divisors (281906794).

563606642 is a wasteful number, since it uses less digits than its factorization.

563606642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34492.

The product of its (nonzero) digits is 155520, while the sum is 38.

The square root of 563606642 is about 23740.4010496874. The cubic root of 563606642 is about 826.0227985507.

The spelling of 563606642 in words is "five hundred sixty-three million, six hundred six thousand, six hundred forty-two".