670211 has 2 divisors, whose sum is σ = 670212. Its totient is φ = 670210.

The previous prime is 670199. The next prime is 670217. The reversal of 670211 is 112076.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670211 - 2⁶ = 670147 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 670211.

It is not a weakly prime, because it can be changed into another prime (670217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335105 + 335106.

It is an arithmetic number, because the mean of its divisors is an integer number (335106).

2⁶⁷⁰²¹¹ is an apocalyptic number.

670211 is a deficient number, since it is larger than the sum of its proper divisors (1).

670211 is an equidigital number, since it uses as much as digits as its factorization.

670211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 670211 is about 818.6641558051. The cubic root of 670211 is about 87.5125859447.

Adding to 670211 its reverse (112076), we get a palindrome (782287).

The spelling of 670211 in words is "six hundred seventy thousand, two hundred eleven".