20032466 has 8 divisors (see below), whose sum is σ = 30860940. Its totient is φ = 9745488.

The previous prime is 20032457. The next prime is 20032483. The reversal of 20032466 is 66423002.

It can be written as a sum of positive squares in 2 ways, for example, as 16687225 + 3345241 = 4085^2 + 1829^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135281 + ... + 135428.

Almost surely, 2^20032466 is an apocalyptic number.

20032466 is a deficient number, since it is larger than the sum of its proper divisors (10828474).

20032466 is a wasteful number, since it uses less digits than its factorization.

20032466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270748.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 20032466 is about 4475.7642922746. The cubic root of 20032466 is about 271.5885593931.

Adding to 20032466 its reverse (66423002), we get a palindrome (86455468).

The spelling of 20032466 in words is "twenty million, thirty-two thousand, four hundred sixty-six".