447252118 has 8 divisors (see below), whose sum is σ = 675775512. Its totient is φ = 221993616.

The previous prime is 447252109. The next prime is 447252119. The reversal of 447252118 is 811252744.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447252119) by changing a digit.

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, 815880 + ... + 816427.

It is an arithmetic number, because the mean of its divisors is an integer number (84471939).

Almost surely, 2^447252118 is an apocalyptic number.

447252118 is a deficient number, since it is larger than the sum of its proper divisors (228523394).

447252118 is a wasteful number, since it uses less digits than its factorization.

447252118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1632446.

The product of its digits is 17920, while the sum is 34.

The square root of 447252118 is about 21148.3360574774. The cubic root of 447252118 is about 764.7464482175.

The spelling of 447252118 in words is "four hundred forty-seven million, two hundred fifty-two thousand, one hundred eighteen".