446989472 has 24 divisors (see below), whose sum is σ = 900478656. Its totient is φ = 218296512.

The previous prime is 446989471. The next prime is 446989513. The reversal of 446989472 is 274989644.

It is not an unprimeable number, because it can be changed into a prime (446989471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161048 + ... + 163799.

It is an arithmetic number, because the mean of its divisors is an integer number (37519944).

Almost surely, 2^446989472 is an apocalyptic number.

It is an amenable number.

446989472 is an abundant number, since it is smaller than the sum of its proper divisors (453489184).

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

446989472 is a wasteful number, since it uses less digits than its factorization.

446989472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324900 (or 324892 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 53.

The square root of 446989472 is about 21142.1255317435. The cubic root of 446989472 is about 764.5967213871.

The spelling of 446989472 in words is "four hundred forty-six million, nine hundred eighty-nine thousand, four hundred seventy-two".