669163 has 8 divisors (see below), whose sum is σ = 737280. Its totient is φ = 602280.

The previous prime is 669133. The next prime is 669167. The reversal of 669163 is 361966.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-669163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (669167) 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, 1158 + ... + 1636.

It is an arithmetic number, because the mean of its divisors is an integer number (92160).

2⁶⁶⁹¹⁶³ is an apocalyptic number.

669163 is a deficient number, since it is larger than the sum of its proper divisors (68117).

669163 is a wasteful number, since it uses less digits than its factorization.

669163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617.

The product of its digits is 5832, while the sum is 31.

The square root of 669163 is about 818.0238382835. The cubic root of 669163 is about 87.4669480609.

It can be divided in two parts, 66 and 9163, that added together give a palindrome (9229).

The spelling of 669163 in words is "six hundred sixty-nine thousand, one hundred sixty-three".