447320063 has 4 divisors (see below), whose sum is σ = 447508008. Its totient is φ = 447132120.

The previous prime is 447320051. The next prime is 447320089. The reversal of 447320063 is 360023744.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 447320063 - 2¹⁴ = 447303679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447310063) 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, 90356 + ... + 95177.

It is an arithmetic number, because the mean of its divisors is an integer number (111877002).

Almost surely, 2^447320063 is an apocalyptic number.

447320063 is a deficient number, since it is larger than the sum of its proper divisors (187945).

447320063 is a wasteful number, since it uses less digits than its factorization.

447320063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187944.

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 447320063 is about 21149.9423876284. The cubic root of 447320063 is about 764.7851721380.

The spelling of 447320063 in words is "four hundred forty-seven million, three hundred twenty thousand, sixty-three".