43718042 has 8 divisors (see below), whose sum is σ = 65629332. Its totient is φ = 21841600.

The previous prime is 43718039. The next prime is 43718071. The reversal of 43718042 is 24081734.

43718042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 32821441 + 10896601 = 5729^2 + 3301^2 .

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

It is a super-2 number, since 2×43718042² = 3822534392627528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43717996 and 43718014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5309 + ... + 10752.

Almost surely, 2^43718042 is an apocalyptic number.

43718042 is a deficient number, since it is larger than the sum of its proper divisors (21911290).

43718042 is a wasteful number, since it uses less digits than its factorization.

43718042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17424.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 43718042 is about 6611.9620386085. The cubic root of 43718042 is about 352.2791185334.

Adding to 43718042 its reverse (24081734), we get a palindrome (67799776).

The spelling of 43718042 in words is "forty-three million, seven hundred eighteen thousand, forty-two".