9663466 has 4 divisors (see below), whose sum is σ = 14495202. Its totient is φ = 4831732.

The previous prime is 9663449. The next prime is 9663469. The reversal of 9663466 is 6643669.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6643669 = 523 ⋅12703.

It can be written as a sum of positive squares in only one way, i.e., 4932841 + 4730625 = 2221^2 + 2175^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9663469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2415865 + ... + 2415868.

Almost surely, 2^9663466 is an apocalyptic number.

9663466 is a deficient number, since it is larger than the sum of its proper divisors (4831736).

9663466 is a wasteful number, since it uses less digits than its factorization.

9663466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4831735.

The product of its digits is 139968, while the sum is 40.

The square root of 9663466 is about 3108.6115871881. The cubic root of 9663466 is about 212.9990375176. Note that the first 3 decimals are identical.

The spelling of 9663466 in words is "nine million, six hundred sixty-three thousand, four hundred sixty-six".