8689697 has 4 divisors (see below), whose sum is σ = 8837040. Its totient is φ = 8542356.

The previous prime is 8689687. The next prime is 8689711. The reversal of 8689697 is 7969868.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8689697 - 2¹² = 8685601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8689627) 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, 73583 + ... + 73700.

It is an arithmetic number, because the mean of its divisors is an integer number (2209260).

Almost surely, 2^8689697 is an apocalyptic number.

It is an amenable number.

8689697 is a deficient number, since it is larger than the sum of its proper divisors (147343).

8689697 is a wasteful number, since it uses less digits than its factorization.

8689697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147342.

The product of its digits is 1306368, while the sum is 53.

The square root of 8689697 is about 2947.8292012937. The cubic root of 8689697 is about 205.5897907213.

The spelling of 8689697 in words is "eight million, six hundred eighty-nine thousand, six hundred ninety-seven".