6897736 has 16 divisors (see below), whose sum is σ = 13028400. Its totient is φ = 3423504.

The previous prime is 6897719. The next prime is 6897739. The reversal of 6897736 is 6377986.

It is a d-powerful number, because it can be written as 6² + 8⁷ + 9³ + 7 + 7⁵ + 3¹⁴ + 6² .

It is not an unprimeable number, because it can be changed into a prime (6897739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1990 + ... + 4213.

It is an arithmetic number, because the mean of its divisors is an integer number (814275).

Almost surely, 2^6897736 is an apocalyptic number.

It is an amenable number.

6897736 is a deficient number, since it is larger than the sum of its proper divisors (6130664).

6897736 is a wasteful number, since it uses less digits than its factorization.

6897736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6348 (or 6344 counting only the distinct ones).

The product of its digits is 381024, while the sum is 46.

The square root of 6897736 is about 2626.3541269220. The cubic root of 6897736 is about 190.3570019186.

The spelling of 6897736 in words is "six million, eight hundred ninety-seven thousand, seven hundred thirty-six".