4012231 has 4 divisors (see below), whose sum is σ = 4018600. Its totient is φ = 4005864.

The previous prime is 4012213. The next prime is 4012241. The reversal of 4012231 is 1322104.

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

It is a cyclic number.

It is not a de Polignac number, because 4012231 - 2⁵ = 4012199 is a prime.

It is a super-2 number, since 2×4012231² = 32195995194722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2121 + ... + 3538.

It is an arithmetic number, because the mean of its divisors is an integer number (1004650).

Almost surely, 2^4012231 is an apocalyptic number.

4012231 is a deficient number, since it is larger than the sum of its proper divisors (6369).

4012231 is an equidigital number, since it uses as much as digits as its factorization.

4012231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6368.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 4012231 is about 2003.0554161081. The cubic root of 4012231 is about 158.9017364182.

Adding to 4012231 its reverse (1322104), we get a palindrome (5334335).

The spelling of 4012231 in words is "four million, twelve thousand, two hundred thirty-one".