696917 has 4 divisors (see below), whose sum is σ = 750540. Its totient is φ = 643296.

The previous prime is 696907. The next prime is 696929. The reversal of 696917 is 719696.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 42436 + 654481 = 206^2 + 809^2 .

It is a cyclic number.

It is not a de Polignac number, because 696917 - 2⁶ = 696853 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 696917.

It is not an unprimeable number, because it can be changed into a prime (696907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26792 + ... + 26817.

It is an arithmetic number, because the mean of its divisors is an integer number (187635).

2⁶⁹⁶⁹¹⁷ is an apocalyptic number.

It is an amenable number.

696917 is a deficient number, since it is larger than the sum of its proper divisors (53623).

696917 is a wasteful number, since it uses less digits than its factorization.

696917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53622.

The product of its digits is 20412, while the sum is 38.

The square root of 696917 is about 834.8155484896. The cubic root of 696917 is about 88.6598555707.

The spelling of 696917 in words is "six hundred ninety-six thousand, nine hundred seventeen".