6718916 has 24 divisors (see below), whose sum is σ = 12288024. Its totient is φ = 3211520.

The previous prime is 6718897. The next prime is 6718919. The reversal of 6718916 is 6198176.

It can be written as a sum of positive squares in 4 ways, for example, as 10816 + 6708100 = 104^2 + 2590^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6718916.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6718919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8306 + ... + 9078.

It is an arithmetic number, because the mean of its divisors is an integer number (512001).

Almost surely, 2^6718916 is an apocalyptic number.

It is an amenable number.

6718916 is a deficient number, since it is larger than the sum of its proper divisors (5569108).

6718916 is a wasteful number, since it uses less digits than its factorization.

6718916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871 (or 869 counting only the distinct ones).

The product of its digits is 18144, while the sum is 38.

The square root of 6718916 is about 2592.0871898916. The cubic root of 6718916 is about 188.6976118808.

The spelling of 6718916 in words is "six million, seven hundred eighteen thousand, nine hundred sixteen".