43604242 has 8 divisors (see below), whose sum is σ = 71352432. Its totient is φ = 19820100.

The previous prime is 43604227. The next prime is 43604261. The reversal of 43604242 is 24240634.

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

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 in 3 ways as a sum of consecutive naturals, for example, 990984 + ... + 991027.

It is an arithmetic number, because the mean of its divisors is an integer number (8919054).

Almost surely, 2^43604242 is an apocalyptic number.

43604242 is a deficient number, since it is larger than the sum of its proper divisors (27748190).

43604242 is a wasteful number, since it uses less digits than its factorization.

43604242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982024.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 43604242 is about 6603.3508160630. The cubic root of 43604242 is about 351.9731868781.

Adding to 43604242 its reverse (24240634), we get a palindrome (67844876).

The spelling of 43604242 in words is "forty-three million, six hundred four thousand, two hundred forty-two".