447087244 has 24 divisors (see below), whose sum is σ = 790368768. Its totient is φ = 221276160.

The previous prime is 447087241. The next prime is 447087253. The reversal of 447087244 is 442780744.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 447087197 and 447087206.

It is not an unprimeable number, because it can be changed into a prime (447087241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324942 + ... + 326314.

It is an arithmetic number, because the mean of its divisors is an integer number (32932032).

Almost surely, 2^447087244 is an apocalyptic number.

It is an amenable number.

447087244 is a deficient number, since it is larger than the sum of its proper divisors (343281524).

447087244 is a wasteful number, since it uses less digits than its factorization.

447087244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2145 (or 2143 counting only the distinct ones).

The product of its (nonzero) digits is 200704, while the sum is 40.

The square root of 447087244 is about 21144.4376610020. The cubic root of 447087244 is about 764.6524652062.

The spelling of 447087244 in words is "four hundred forty-seven million, eighty-seven thousand, two hundred forty-four".