42252227 has 2 divisors, whose sum is σ = 42252228. Its totient is φ = 42252226.

The previous prime is 42252193. The next prime is 42252269. The reversal of 42252227 is 72225224.

42252227 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 is a cyclic number.

It is not a de Polignac number, because 42252227 - 2¹⁰ = 42251203 is a prime.

It is a Chen prime.

It is equal to p_2562047 and since 42252227 and 2562047 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 42252196 and 42252205.

It is not a weakly prime, because it can be changed into another prime (42251227) 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, 21126113 + 21126114.

It is an arithmetic number, because the mean of its divisors is an integer number (21126114).

Almost surely, 2^42252227 is an apocalyptic number.

42252227 is a deficient number, since it is larger than the sum of its proper divisors (1).

42252227 is an equidigital number, since it uses as much as digits as its factorization.

42252227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4480, while the sum is 26.

The square root of 42252227 is about 6500.1713054350. The cubic root of 42252227 is about 348.2971077662.

The spelling of 42252227 in words is "forty-two million, two hundred fifty-two thousand, two hundred twenty-seven".