67412227 has 2 divisors, whose sum is σ = 67412228. Its totient is φ = 67412226.

The previous prime is 67412221. The next prime is 67412239. The reversal of 67412227 is 72221476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67412227 - 2⁷ = 67412099 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (67412221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33706113 + 33706114.

It is an arithmetic number, because the mean of its divisors is an integer number (33706114).

Almost surely, 2^67412227 is an apocalyptic number.

67412227 is a deficient number, since it is larger than the sum of its proper divisors (1).

67412227 is an equidigital number, since it uses as much as digits as its factorization.

67412227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9408, while the sum is 31.

The square root of 67412227 is about 8210.4949302706. The cubic root of 67412227 is about 406.9860825470.

Subtracting 67412227 from its reverse (72221476), we obtain a square (4809249 = 2193²).

The spelling of 67412227 in words is "sixty-seven million, four hundred twelve thousand, two hundred twenty-seven".