43304242 has 4 divisors (see below), whose sum is σ = 64956366. Its totient is φ = 21652120.

The previous prime is 43304237. The next prime is 43304263. The reversal of 43304242 is 24240334.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 34117281 + 9186961 = 5841^2 + 3031^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10826059 + ... + 10826062.

Almost surely, 2^43304242 is an apocalyptic number.

43304242 is a deficient number, since it is larger than the sum of its proper divisors (21652124).

43304242 is a wasteful number, since it uses less digits than its factorization.

43304242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21652123.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 43304242 is about 6580.5958696762. The cubic root of 43304242 is about 351.1641291588.

Adding to 43304242 its reverse (24240334), we get a palindrome (67544576).

The spelling of 43304242 in words is "forty-three million, three hundred four thousand, two hundred forty-two".