6994816 has 16 divisors (see below), whose sum is σ = 13935240. Its totient is φ = 3497344.

The previous prime is 6994811. The next prime is 6994817. The reversal of 6994816 is 6184996.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6994811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27196 + ... + 27451.

Almost surely, 2^6994816 is an apocalyptic number.

It is an amenable number.

6994816 is a deficient number, since it is larger than the sum of its proper divisors (6940424).

6994816 is an equidigital number, since it uses as much as digits as its factorization.

6994816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54661 (or 54649 counting only the distinct ones).

The product of its digits is 93312, while the sum is 43.

The square root of 6994816 is about 2644.7714457019. The cubic root of 6994816 is about 191.2458845427.

The spelling of 6994816 in words is "six million, nine hundred ninety-four thousand, eight hundred sixteen".