42205603 has 8 divisors (see below), whose sum is σ = 46090800. Its totient is φ = 38328480.

The previous prime is 42205571. The next prime is 42205609. The reversal of 42205603 is 30650224.

It is a happy number.

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 42205603 - 2⁵ = 42205571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42205609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15801 + ... + 18277.

It is an arithmetic number, because the mean of its divisors is an integer number (5761350).

Almost surely, 2^42205603 is an apocalyptic number.

42205603 is a deficient number, since it is larger than the sum of its proper divisors (3885197).

42205603 is a wasteful number, since it uses less digits than its factorization.

42205603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4037.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 42205603 is about 6496.5839485071. The cubic root of 42205603 is about 348.1689489901.

Adding to 42205603 its reverse (30650224), we get a palindrome (72855827).

The spelling of 42205603 in words is "forty-two million, two hundred five thousand, six hundred three".