968861 has 4 divisors (see below), whose sum is σ = 1002300. Its totient is φ = 935424.

The previous prime is 968857. The next prime is 968879. The reversal of 968861 is 168869.

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 319225 + 649636 = 565^2 + 806^2 .

It is not a de Polignac number, because 968861 - 2² = 968857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (968801) 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, 16676 + ... + 16733.

It is an arithmetic number, because the mean of its divisors is an integer number (250575).

2⁹⁶⁸⁸⁶¹ is an apocalyptic number.

It is an amenable number.

968861 is a deficient number, since it is larger than the sum of its proper divisors (33439).

968861 is a wasteful number, since it uses less digits than its factorization.

968861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33438.

The product of its digits is 20736, while the sum is 38.

The square root of 968861 is about 984.3073706927. The cubic root of 968861 is about 98.9510692458.

The spelling of 968861 in words is "nine hundred sixty-eight thousand, eight hundred sixty-one".