6718042 has 4 divisors (see below), whose sum is σ = 10077066. Its totient is φ = 3359020.

The previous prime is 6718031. The next prime is 6718067. The reversal of 6718042 is 2408176.

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., 6713281 + 4761 = 2591^2 + 69^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6718042.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1679509 + ... + 1679512.

Almost surely, 2^6718042 is an apocalyptic number.

6718042 is a deficient number, since it is larger than the sum of its proper divisors (3359024).

6718042 is a wasteful number, since it uses less digits than its factorization.

6718042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3359023.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 6718042 is about 2591.9185944007. The cubic root of 6718042 is about 188.6894295656.

The spelling of 6718042 in words is "six million, seven hundred eighteen thousand, forty-two".