42355193 has 2 divisors, whose sum is σ = 42355194. Its totient is φ = 42355192.

The previous prime is 42355169. The next prime is 42355219. The reversal of 42355193 is 39155324.

42355193 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38775529 + 3579664 = 6227^2 + 1892^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42355193 is a prime.

It is not a weakly prime, because it can be changed into another prime (42355493) 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 as a sum of consecutive naturals, namely, 21177596 + 21177597.

It is an arithmetic number, because the mean of its divisors is an integer number (21177597).

Almost surely, 2^42355193 is an apocalyptic number.

It is an amenable number.

42355193 is a deficient number, since it is larger than the sum of its proper divisors (1).

42355193 is an equidigital number, since it uses as much as digits as its factorization.

42355193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 32.

The square root of 42355193 is about 6508.0867388196. The cubic root of 42355193 is about 348.5798042468.

The spelling of 42355193 in words is "forty-two million, three hundred fifty-five thousand, one hundred ninety-three".