969685 has 4 divisors (see below), whose sum is σ = 1163628. Its totient is φ = 775744.

The previous prime is 969679. The next prime is 969713. The reversal of 969685 is 586969.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 586969 = 607 ⋅967.

It can be written as a sum of positive squares in 2 ways, for example, as 531441 + 438244 = 729^2 + 662^2 .

It is a cyclic number.

It is not a de Polignac number, because 969685 - 2³ = 969677 is a prime.

It is a Duffinian number.

969685 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96964 + ... + 96973.

It is an arithmetic number, because the mean of its divisors is an integer number (290907).

2⁹⁶⁹⁶⁸⁵ is an apocalyptic number.

It is an amenable number.

969685 is a deficient number, since it is larger than the sum of its proper divisors (193943).

969685 is a wasteful number, since it uses less digits than its factorization.

969685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193942.

The product of its digits is 116640, while the sum is 43.

The square root of 969685 is about 984.7258501735. The cubic root of 969685 is about 98.9791133708.

The spelling of 969685 in words is "nine hundred sixty-nine thousand, six hundred eighty-five".