3214231 has 2 divisors, whose sum is σ = 3214232. Its totient is φ = 3214230.

The previous prime is 3214229. The next prime is 3214247. The reversal of 3214231 is 1324123.

It is a happy number.

3214231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (3214247) can be obtained adding 3214231 to its sum of digits (16).

It is a weak prime.

It is an emirp because it is prime and its reverse (1324123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3214231 - 2¹ = 3214229 is a prime.

It is a super-2 number, since 2×3214231² = 20662561842722, which contains 22 as substring.

Together with 3214229, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3214201) 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 as a sum of consecutive naturals, namely, 1607115 + 1607116.

It is an arithmetic number, because the mean of its divisors is an integer number (1607116).

Almost surely, 2^3214231 is an apocalyptic number.

3214231 is a deficient number, since it is larger than the sum of its proper divisors (1).

3214231 is an equidigital number, since it uses as much as digits as its factorization.

3214231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 16.

The square root of 3214231 is about 1792.8276548514. The cubic root of 3214231 is about 147.5793846351.

Adding to 3214231 its reverse (1324123), we get a palindrome (4538354).

The spelling of 3214231 in words is "three million, two hundred fourteen thousand, two hundred thirty-one".