4343231 has 4 divisors (see below), whose sum is σ = 4354464. Its totient is φ = 4332000.

The previous prime is 4343221. The next prime is 4343249. The reversal of 4343231 is 1323434.

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 4343231 - 2¹⁰ = 4342207 is a prime.

It is a super-2 number, since 2×4343231² = 37727311038722, 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 (4343221) 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, 5015 + ... + 5816.

It is an arithmetic number, because the mean of its divisors is an integer number (1088616).

Almost surely, 2^4343231 is an apocalyptic number.

4343231 is a deficient number, since it is larger than the sum of its proper divisors (11233).

4343231 is a wasteful number, since it uses less digits than its factorization.

4343231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11232.

The product of its digits is 864, while the sum is 20.

The square root of 4343231 is about 2084.0419861414. The cubic root of 4343231 is about 163.1564733779.

Adding to 4343231 its reverse (1323434), we get a palindrome (5666665).

The spelling of 4343231 in words is "four million, three hundred forty-three thousand, two hundred thirty-one".