43243252 has 24 divisors (see below), whose sum is σ = 81697896. Its totient is φ = 19909248.

The previous prime is 43243219. The next prime is 43243261. The reversal of 43243252 is 25234234.

It can be written as a sum of positive squares in 4 ways, for example, as 1175056 + 42068196 = 1084^2 + 6486^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28218 + ... + 29710.

It is an arithmetic number, because the mean of its divisors is an integer number (3404079).

Almost surely, 2^43243252 is an apocalyptic number.

It is an amenable number.

43243252 is a deficient number, since it is larger than the sum of its proper divisors (38454644).

43243252 is a wasteful number, since it uses less digits than its factorization.

43243252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2067 (or 2065 counting only the distinct ones).

The product of its digits is 5760, while the sum is 25.

The square root of 43243252 is about 6575.9601580302. The cubic root of 43243252 is about 350.9991910220. Note that the first 3 decimals are identical.

Adding to 43243252 its reverse (25234234), we get a palindrome (68477486).

The spelling of 43243252 in words is "forty-three million, two hundred forty-three thousand, two hundred fifty-two".