8699965 has 8 divisors (see below), whose sum is σ = 10467288. Its totient is φ = 6941760.

The previous prime is 8699959. The next prime is 8699969. The reversal of 8699965 is 5699968.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 68121 + 8631844 = 261^2 + 2938^2 .

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

It is not a de Polignac number, because 8699965 - 2¹⁹ = 8175677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8699969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39 + ... + 4171.

It is an arithmetic number, because the mean of its divisors is an integer number (1308411).

Almost surely, 2^8699965 is an apocalyptic number.

It is an amenable number.

8699965 is a deficient number, since it is larger than the sum of its proper divisors (1767323).

8699965 is a wasteful number, since it uses less digits than its factorization.

8699965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4559.

The product of its digits is 1049760, while the sum is 52.

The square root of 8699965 is about 2949.5703076889. The cubic root of 8699965 is about 205.6707358162.

The spelling of 8699965 in words is "eight million, six hundred ninety-nine thousand, nine hundred sixty-five".