42230207 has 2 divisors, whose sum is σ = 42230208. Its totient is φ = 42230206.

The previous prime is 42230191. The next prime is 42230213. The reversal of 42230207 is 70203224.

It is a happy number.

42230207 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 42230207 - 2⁴ = 42230191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42230297) 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, 21115103 + 21115104.

It is an arithmetic number, because the mean of its divisors is an integer number (21115104).

Almost surely, 2^42230207 is an apocalyptic number.

42230207 is a deficient number, since it is larger than the sum of its proper divisors (1).

42230207 is an equidigital number, since it uses as much as digits as its factorization.

42230207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 42230207 is about 6498.4772831795. The cubic root of 42230207 is about 348.2365915474.

The spelling of 42230207 in words is "forty-two million, two hundred thirty thousand, two hundred seven".