20466448 has 20 divisors (see below), whose sum is σ = 40933888. Its totient is φ = 9902880.

The previous prime is 20466437. The next prime is 20466461. The reversal of 20466448 is 84466402.

It is a happy number.

20466448 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20136 + ... + 21127.

Almost surely, 2^20466448 is an apocalyptic number.

It is an amenable number.

20466448 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20466448 is a wasteful number, since it uses less digits than its factorization.

20466448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41302 (or 41296 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

The square root of 20466448 is about 4523.9858532051. The cubic root of 20466448 is about 273.5357902511.

The spelling of 20466448 in words is "twenty million, four hundred sixty-six thousand, four hundred forty-eight".