43243361 has 8 divisors (see below), whose sum is σ = 49473984. Its totient is φ = 37026000.

The previous prime is 43243351. The next prime is 43243367. The reversal of 43243361 is 16334234.

It is a happy number.

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-43243361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43243361.

It is not an unprimeable number, because it can be changed into a prime (43243367) 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, 5111 + ... + 10611.

It is an arithmetic number, because the mean of its divisors is an integer number (6184248).

Almost surely, 2^43243361 is an apocalyptic number.

It is an amenable number.

43243361 is a deficient number, since it is larger than the sum of its proper divisors (6230623).

43243361 is a wasteful number, since it uses less digits than its factorization.

43243361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6631.

The product of its digits is 5184, while the sum is 26.

The square root of 43243361 is about 6575.9684457880. The cubic root of 43243361 is about 350.9994859342. Note that the first 3 decimals are identical.

Adding to 43243361 its reverse (16334234), we get a palindrome (59577595).

The spelling of 43243361 in words is "forty-three million, two hundred forty-three thousand, three hundred sixty-one".