6984667 has 4 divisors (see below), whose sum is σ = 6989976. Its totient is φ = 6979360.

The previous prime is 6984629. The next prime is 6984689. The reversal of 6984667 is 7664896.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6984667 - 2¹⁵ = 6951899 is a prime.

It is a Duffinian number.

6984667 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6984697) 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, 963 + ... + 3859.

It is an arithmetic number, because the mean of its divisors is an integer number (1747494).

Almost surely, 2^6984667 is an apocalyptic number.

6984667 is a deficient number, since it is larger than the sum of its proper divisors (5309).

6984667 is a wasteful number, since it uses less digits than its factorization.

6984667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5308.

The product of its digits is 435456, while the sum is 46.

The square root of 6984667 is about 2642.8520579102. The cubic root of 6984667 is about 191.1533448690.

The spelling of 6984667 in words is "six million, nine hundred eighty-four thousand, six hundred sixty-seven".