8966789 has 8 divisors (see below), whose sum is σ = 9679992. Its totient is φ = 8256960.

The previous prime is 8966779. The next prime is 8966807. The reversal of 8966789 is 9876698.

It can be written as a sum of positive squares in 4 ways, for example, as 2666689 + 6300100 = 1633^2 + 2510^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8966789 - 2¹² = 8962693 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8966789.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8966729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9059 + ... + 9999.

It is an arithmetic number, because the mean of its divisors is an integer number (1209999).

Almost surely, 2^8966789 is an apocalyptic number.

It is an amenable number.

8966789 is a deficient number, since it is larger than the sum of its proper divisors (713203).

8966789 is a wasteful number, since it uses less digits than its factorization.

8966789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1687.

The product of its digits is 1306368, while the sum is 53.

The square root of 8966789 is about 2994.4597175451. The cubic root of 8966789 is about 207.7522089293.

Subtracting 8966789 from its reverse (9876698), we obtain a palindrome (909909).

The spelling of 8966789 in words is "eight million, nine hundred sixty-six thousand, seven hundred eighty-nine".