42063601 has 4 divisors (see below), whose sum is σ = 43514100. Its totient is φ = 40613104.

The previous prime is 42063569. The next prime is 42063607. The reversal of 42063601 is 10636024.

42063601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7017201 + 35046400 = 2649^2 + 5920^2 .

It is a cyclic number.

It is not a de Polignac number, because 42063601 - 2⁵ = 42063569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42063607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 725206 + ... + 725263.

It is an arithmetic number, because the mean of its divisors is an integer number (10878525).

Almost surely, 2^42063601 is an apocalyptic number.

It is an amenable number.

42063601 is a deficient number, since it is larger than the sum of its proper divisors (1450499).

42063601 is a wasteful number, since it uses less digits than its factorization.

42063601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450498.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 42063601 is about 6485.6457658432. The cubic root of 42063601 is about 347.7780353383.

Adding to 42063601 its reverse (10636024), we get a palindrome (52699625).

The spelling of 42063601 in words is "forty-two million, sixty-three thousand, six hundred one".