427241 has 2 divisors, whose sum is σ = 427242. Its totient is φ = 427240.

The previous prime is 427237. The next prime is 427243. The reversal of 427241 is 142724.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 250000 + 177241 = 500^2 + 421^2 .

It is a cyclic number.

It is not a de Polignac number, because 427241 - 2² = 427237 is a prime.

Together with 427243, 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 (427243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213620 + 213621.

It is an arithmetic number, because the mean of its divisors is an integer number (213621).

2⁴²⁷²⁴¹ is an apocalyptic number.

It is an amenable number.

427241 is a deficient number, since it is larger than the sum of its proper divisors (1).

427241 is an equidigital number, since it uses as much as digits as its factorization.

427241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 448, while the sum is 20.

The square root of 427241 is about 653.6367492729. The cubic root of 427241 is about 75.3166464376.

Adding to 427241 its reverse (142724), we get a palindrome (569965).

The spelling of 427241 in words is "four hundred twenty-seven thousand, two hundred forty-one", and thus it is an iban number.