42318716 has 12 divisors (see below), whose sum is σ = 80790360. Its totient is φ = 19235760.

The previous prime is 42318709. The next prime is 42318721. The reversal of 42318716 is 61781324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480851 + ... + 480938.

It is an arithmetic number, because the mean of its divisors is an integer number (6732530).

Almost surely, 2^42318716 is an apocalyptic number.

It is an amenable number.

42318716 is a deficient number, since it is larger than the sum of its proper divisors (38471644).

42318716 is a wasteful number, since it uses less digits than its factorization.

42318716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961804 (or 961802 counting only the distinct ones).

The product of its digits is 8064, while the sum is 32.

The square root of 42318716 is about 6505.2836986560. The cubic root of 42318716 is about 348.4797079223.

It can be divided in two parts, 42318 and 716, that added together give a palindrome (43034).

The spelling of 42318716 in words is "forty-two million, three hundred eighteen thousand, seven hundred sixteen".