4322231 has 4 divisors (see below), whose sum is σ = 4422792. Its totient is φ = 4221672.

The previous prime is 4322221. The next prime is 4322243. The reversal of 4322231 is 1322234.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1322234 = 2 ⋅661117.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4322231 is a prime.

It is a super-2 number, since 2×4322231² = 37363361634722, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4322221) 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, 50216 + ... + 50301.

It is an arithmetic number, because the mean of its divisors is an integer number (1105698).

Almost surely, 2^4322231 is an apocalyptic number.

4322231 is a deficient number, since it is larger than the sum of its proper divisors (100561).

4322231 is a wasteful number, since it uses less digits than its factorization.

4322231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100560.

The product of its digits is 288, while the sum is 17.

The square root of 4322231 is about 2078.9975949962. The cubic root of 4322231 is about 162.8930885860.

Adding to 4322231 its reverse (1322234), we get a palindrome (5644465).

The spelling of 4322231 in words is "four million, three hundred twenty-two thousand, two hundred thirty-one".