968691 has 16 divisors (see below), whose sum is σ = 1370880. Its totient is φ = 607200.

The previous prime is 968689. The next prime is 968699. The reversal of 968691 is 196869.

It is not a de Polignac number, because 968691 - 2¹ = 968689 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 968691.

It is not an unprimeable number, because it can be changed into a prime (968699) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6900 + ... + 7038.

It is an arithmetic number, because the mean of its divisors is an integer number (85680).

2⁹⁶⁸⁶⁹¹ is an apocalyptic number.

968691 is a deficient number, since it is larger than the sum of its proper divisors (402189).

968691 is a wasteful number, since it uses less digits than its factorization.

968691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266.

The product of its digits is 23328, while the sum is 39.

The square root of 968691 is about 984.2210117651. The cubic root of 968691 is about 98.9452814648.

The spelling of 968691 in words is "nine hundred sixty-eight thousand, six hundred ninety-one".