447482545 has 8 divisors (see below), whose sum is σ = 539706024. Its totient is φ = 356168064.

The previous prime is 447482479. The next prime is 447482591. The reversal of 447482545 is 545284744.

It can be written as a sum of positive squares in 4 ways, for example, as 79495056 + 367987489 = 8916^2 + 19183^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 447482545 - 2¹³ = 447474353 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 226164 + ... + 228133.

It is an arithmetic number, because the mean of its divisors is an integer number (67463253).

Almost surely, 2^447482545 is an apocalyptic number.

It is an amenable number.

447482545 is a deficient number, since it is larger than the sum of its proper divisors (92223479).

447482545 is a wasteful number, since it uses less digits than its factorization.

447482545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454499.

The product of its digits is 716800, while the sum is 43.

The square root of 447482545 is about 21153.7832313749. The cubic root of 447482545 is about 764.8777596698.

The spelling of 447482545 in words is "four hundred forty-seven million, four hundred eighty-two thousand, five hundred forty-five".