42563603 has 8 divisors (see below), whose sum is σ = 43623360. Its totient is φ = 41515240.

The previous prime is 42563581. The next prime is 42563671. The reversal of 42563603 is 30636524.

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

It is a cyclic number.

It is not a de Polignac number, because 42563603 - 2⁶ = 42563539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42563683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4976 + ... + 10482.

It is an arithmetic number, because the mean of its divisors is an integer number (5452920).

Almost surely, 2^42563603 is an apocalyptic number.

42563603 is a deficient number, since it is larger than the sum of its proper divisors (1059757).

42563603 is a wasteful number, since it uses less digits than its factorization.

42563603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5697.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 42563603 is about 6524.0787089060. The cubic root of 42563603 is about 349.1506015270.

The spelling of 42563603 in words is "forty-two million, five hundred sixty-three thousand, six hundred three".