385211 has 4 divisors (see below), whose sum is σ = 391800. Its totient is φ = 378624.

The previous prime is 385199. The next prime is 385223. The reversal of 385211 is 112583.

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

It is an interprime number because it is at equal distance from previous prime (385199) and next prime (385223).

It is a cyclic number.

It is not a de Polignac number, because 385211 - 2¹⁰ = 384187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (385261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3206 + ... + 3323.

It is an arithmetic number, because the mean of its divisors is an integer number (97950).

2³⁸⁵²¹¹ is an apocalyptic number.

385211 is a deficient number, since it is larger than the sum of its proper divisors (6589).

385211 is an equidigital number, since it uses as much as digits as its factorization.

385211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6588.

The product of its digits is 240, while the sum is 20.

The square root of 385211 is about 620.6536876552. The cubic root of 385211 is about 72.7611509302.

Adding to 385211 its reverse (112583), we get a palindrome (497794).

The spelling of 385211 in words is "three hundred eighty-five thousand, two hundred eleven".