6997670 has 8 divisors (see below), whose sum is σ = 12595824. Its totient is φ = 2799064.

The previous prime is 6997663. The next prime is 6997687. The reversal of 6997670 is 767996.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349874 + ... + 349893.

It is an arithmetic number, because the mean of its divisors is an integer number (1574478).

Almost surely, 2^6997670 is an apocalyptic number.

6997670 is a deficient number, since it is larger than the sum of its proper divisors (5598154).

6997670 is a wasteful number, since it uses less digits than its factorization.

6997670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699774.

The product of its (nonzero) digits is 142884, while the sum is 44.

The square root of 6997670 is about 2645.3109458058. The cubic root of 6997670 is about 191.2718914950.

It can be divided in two parts, 6997 and 670, that added together give a palindrome (7667).

The spelling of 6997670 in words is "six million, nine hundred ninety-seven thousand, six hundred seventy".