427211 has 4 divisors (see below), whose sum is σ = 441024. Its totient is φ = 413400.

The previous prime is 427181. The next prime is 427213. The reversal of 427211 is 112724.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 427211.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 427211.

It is not an unprimeable number, because it can be changed into a prime (427213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6860 + ... + 6921.

It is an arithmetic number, because the mean of its divisors is an integer number (110256).

2⁴²⁷²¹¹ is an apocalyptic number.

427211 is a deficient number, since it is larger than the sum of its proper divisors (13813).

427211 is a wasteful number, since it uses less digits than its factorization.

427211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13812.

The product of its digits is 112, while the sum is 17.

The square root of 427211 is about 653.6138003439. The cubic root of 427211 is about 75.3148835354.

Adding to 427211 its reverse (112724), we get a palindrome (539935).

The spelling of 427211 in words is "four hundred twenty-seven thousand, two hundred eleven", and thus it is an iban number.