42575207 has 2 divisors, whose sum is σ = 42575208. Its totient is φ = 42575206.

The previous prime is 42575201. The next prime is 42575209. The reversal of 42575207 is 70257524.

42575207 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 is a cyclic number.

It is not a de Polignac number, because 42575207 - 2¹⁰ = 42574183 is a prime.

Together with 42575209, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42575201) 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, 21287603 + 21287604.

It is an arithmetic number, because the mean of its divisors is an integer number (21287604).

Almost surely, 2^42575207 is an apocalyptic number.

42575207 is a deficient number, since it is larger than the sum of its proper divisors (1).

42575207 is an equidigital number, since it uses as much as digits as its factorization.

42575207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 42575207 is about 6524.9679692700. The cubic root of 42575207 is about 349.1823279721.

The spelling of 42575207 in words is "forty-two million, five hundred seventy-five thousand, two hundred seven".