8697966 has 8 divisors (see below), whose sum is σ = 17395944. Its totient is φ = 2899320.

The previous prime is 8697947. The next prime is 8697967. The reversal of 8697966 is 6697968.

It is a happy number.

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

8697966 is an admirable number.

It is a super-2 number, since 2×8697966² = 151309225074312, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8697967) 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 in 3 ways as a sum of consecutive naturals, for example, 724825 + ... + 724836.

It is an arithmetic number, because the mean of its divisors is an integer number (2174493).

Almost surely, 2^8697966 is an apocalyptic number.

8697966 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8697966 is a wasteful number, since it uses less digits than its factorization.

8697966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1449666.

The product of its digits is 979776, while the sum is 51.

The square root of 8697966 is about 2949.2314253039. The cubic root of 8697966 is about 205.6549822166.

The spelling of 8697966 in words is "eight million, six hundred ninety-seven thousand, nine hundred sixty-six".