42104033 has 2 divisors, whose sum is σ = 42104034. Its totient is φ = 42104032.

The previous prime is 42104017. The next prime is 42104063. The reversal of 42104033 is 33040124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41899729 + 204304 = 6473^2 + 452^2 .

It is a cyclic number.

It is not a de Polignac number, because 42104033 - 2⁴ = 42104017 is a prime.

It is not a weakly prime, because it can be changed into another prime (42104003) 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 as a sum of consecutive naturals, namely, 21052016 + 21052017.

It is an arithmetic number, because the mean of its divisors is an integer number (21052017).

Almost surely, 2^42104033 is an apocalyptic number.

It is an amenable number.

42104033 is a deficient number, since it is larger than the sum of its proper divisors (1).

42104033 is an equidigital number, since it uses as much as digits as its factorization.

42104033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 42104033 is about 6488.7620545062. The cubic root of 42104033 is about 347.8894290237.

Adding to 42104033 its reverse (33040124), we get a palindrome (75144157).

The spelling of 42104033 in words is "forty-two million, one hundred four thousand, thirty-three".