42305601 has 12 divisors (see below), whose sum is σ = 61081008. Its totient is φ = 26033904.

The previous prime is 42305597. The next prime is 42305621. The reversal of 42305601 is 10650324.

It is a happy number.

It is not a de Polignac number, because 42305601 - 2² = 42305597 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42305621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41215 + ... + 42228.

It is an arithmetic number, because the mean of its divisors is an integer number (5090084).

Almost surely, 2^42305601 is an apocalyptic number.

It is an amenable number.

42305601 is a deficient number, since it is larger than the sum of its proper divisors (18775407).

42305601 is a wasteful number, since it uses less digits than its factorization.

42305601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83472 (or 83459 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 42305601 is about 6504.2755937921. The cubic root of 42305601 is about 348.4437050689.

Adding to 42305601 its reverse (10650324), we get a palindrome (52955925).

The spelling of 42305601 in words is "forty-two million, three hundred five thousand, six hundred one".