967891 has 4 divisors (see below), whose sum is σ = 977392. Its totient is φ = 958392.

The previous prime is 967877. The next prime is 967903. The reversal of 967891 is 198769.

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

It is a cyclic number.

It is not a de Polignac number, because 967891 - 2⁵ = 967859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (967831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4596 + ... + 4801.

It is an arithmetic number, because the mean of its divisors is an integer number (244348).

2⁹⁶⁷⁸⁹¹ is an apocalyptic number.

967891 is a deficient number, since it is larger than the sum of its proper divisors (9501).

967891 is a wasteful number, since it uses less digits than its factorization.

967891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9500.

The product of its digits is 27216, while the sum is 40.

The square root of 967891 is about 983.8145150383. The cubic root of 967891 is about 98.9180357536.

The spelling of 967891 in words is "nine hundred sixty-seven thousand, eight hundred ninety-one".