966669 has 12 divisors (see below), whose sum is σ = 1417248. Its totient is φ = 585640.

The previous prime is 966661. The next prime is 966677.

966669 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (966661) and next prime (966677).

It is not a de Polignac number, because 966669 - 2³ = 966661 is a prime.

It is a super-2 number, since 2×966669² = 1868897911122, which contains 22 as substring.

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 966669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (966661) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 969 + ... + 1694.

It is an arithmetic number, because the mean of its divisors is an integer number (118104).

2⁹⁶⁶⁶⁶⁹ is an apocalyptic number.

It is an amenable number.

966669 is a deficient number, since it is larger than the sum of its proper divisors (450579).

966669 is a wasteful number, since it uses less digits than its factorization.

966669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2688 (or 2677 counting only the distinct ones).

The product of its digits is 104976, while the sum is 42.

The square root of 966669 is about 983.1932668606. The cubic root of 966669 is about 98.8763889338.

The spelling of 966669 in words is "nine hundred sixty-six thousand, six hundred sixty-nine".