6466 has 8 divisors (see below), whose sum is σ = 10044. Its totient is φ = 3120.

The previous prime is 6451. The next prime is 6469. The reversal of 6466 is 6646.

It can be written as a sum of positive squares in 2 ways, for example, as 6241 + 225 = 79^2 + 15^2 .

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

6466 is an undulating number in base 11.

6466 is a modest number, since divided by 66 gives 64 as remainder.

It is a plaindrome in base 12.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (6469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76 + ... + 136.

2⁶⁴⁶⁶ is an apocalyptic number.

6466 is a deficient number, since it is larger than the sum of its proper divisors (3578).

6466 is a wasteful number, since it uses less digits than its factorization.

6466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116.

The product of its digits is 864, while the sum is 22.

The square root of 6466 is about 80.4114419719. The cubic root of 6466 is about 18.6299590416.

It can be divided in two parts, 64 and 66, that multiplied together give a palindrome (4224).

The spelling of 6466 in words is "six thousand, four hundred sixty-six".