966684223 has 4 divisors (see below), whose sum is σ = 1017562360. Its totient is φ = 915806088.

The previous prime is 966684217. The next prime is 966684259. The reversal of 966684223 is 322486669.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-966684223 is a prime.

It is a super-3 number, since 3×966684223³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (966684283) 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, 25439040 + ... + 25439077.

It is an arithmetic number, because the mean of its divisors is an integer number (254390590).

Almost surely, 2^966684223 is an apocalyptic number.

966684223 is a deficient number, since it is larger than the sum of its proper divisors (50878137).

966684223 is a wasteful number, since it uses less digits than its factorization.

966684223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50878136.

The product of its digits is 746496, while the sum is 46.

The square root of 966684223 is about 31091.5458444896. The cubic root of 966684223 is about 988.7690796263.

The spelling of 966684223 in words is "nine hundred sixty-six million, six hundred eighty-four thousand, two hundred twenty-three".