42944201 has 2 divisors, whose sum is σ = 42944202. Its totient is φ = 42944200.

The previous prime is 42944173. The next prime is 42944203. The reversal of 42944201 is 10244924.

42944201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30525625 + 12418576 = 5525^2 + 3524^2 .

It is a cyclic number.

It is not a de Polignac number, because 42944201 - 2¹⁰ = 42943177 is a prime.

Together with 42944203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42944203) 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, 21472100 + 21472101.

It is an arithmetic number, because the mean of its divisors is an integer number (21472101).

Almost surely, 2^42944201 is an apocalyptic number.

It is an amenable number.

42944201 is a deficient number, since it is larger than the sum of its proper divisors (1).

42944201 is an equidigital number, since it uses as much as digits as its factorization.

42944201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 42944201 is about 6553.1825092851. The cubic root of 42944201 is about 350.1882008240.

The spelling of 42944201 in words is "forty-two million, nine hundred forty-four thousand, two hundred one".