6694018 has 8 divisors (see below), whose sum is σ = 10205820. Its totient is φ = 3292080.

The previous prime is 6694013. The next prime is 6694019. The reversal of 6694018 is 8104966.

It can be written as a sum of positive squares in 2 ways, for example, as 4959529 + 1734489 = 2227^2 + 1317^2 .

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

It is not an unprimeable number, because it can be changed into a prime (6694013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27313 + ... + 27556.

Almost surely, 2^6694018 is an apocalyptic number.

6694018 is a deficient number, since it is larger than the sum of its proper divisors (3511802).

6694018 is a wasteful number, since it uses less digits than its factorization.

6694018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54932.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 6694018 is about 2587.2800389598. The cubic root of 6694018 is about 188.4642404850.

The spelling of 6694018 in words is "six million, six hundred ninety-four thousand, eighteen".