43441231 has 8 divisors (see below), whose sum is σ = 44236800. Its totient is φ = 42651960.

The previous prime is 43441213. The next prime is 43441241. The reversal of 43441231 is 13214434.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43441231 is a prime.

It is a super-2 number, since 2×43441231² = 3774281101590722, 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 (43441241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13650 + ... + 16528.

It is an arithmetic number, because the mean of its divisors is an integer number (5529600).

Almost surely, 2^43441231 is an apocalyptic number.

43441231 is a deficient number, since it is larger than the sum of its proper divisors (795569).

43441231 is a wasteful number, since it uses less digits than its factorization.

43441231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3149.

The product of its digits is 1152, while the sum is 22.

The square root of 43441231 is about 6590.9962069478. The cubic root of 43441231 is about 351.5340312262.

Adding to 43441231 its reverse (13214434), we get a palindrome (56655665).

The spelling of 43441231 in words is "forty-three million, four hundred forty-one thousand, two hundred thirty-one".