6694040 has 32 divisors (see below), whose sum is σ = 15472080. Its totient is φ = 2604672.

The previous prime is 6694021. The next prime is 6694087. The reversal of 6694040 is 404966.

It is a junction number, because it is equal to n+sod(n) for n = 6693994 and 6694012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 782 + ... + 3741.

Almost surely, 2^6694040 is an apocalyptic number.

It is an amenable number.

6694040 is an abundant number, since it is smaller than the sum of its proper divisors (8778040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6694040 is a wasteful number, since it uses less digits than its factorization.

6694040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4571 (or 4567 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 6694040 is about 2587.2842905255. The cubic root of 6694040 is about 188.4644469484.

The spelling of 6694040 in words is "six million, six hundred ninety-four thousand, forty".