447560 has 32 divisors (see below), whose sum is σ = 1028160. Its totient is φ = 175296.

The previous prime is 447541. The next prime is 447569. The reversal of 447560 is 65744.

447560 = T₅ + T₆ + ... + T₁₃₈.

It is a Cunningham number, because it is equal to 669²-1.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 447560.

It is not an unprimeable number, because it can be changed into a prime (447569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2597 + ... + 2763.

It is an arithmetic number, because the mean of its divisors is an integer number (32130).

2⁴⁴⁷⁵⁶⁰ is an apocalyptic number.

447560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 447560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (514080).

447560 is an abundant number, since it is smaller than the sum of its proper divisors (580600).

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

447560 is a wasteful number, since it uses less digits than its factorization.

447560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 447560 is about 668.9992526154. Note that the first 3 decimals coincide. The cubic root of 447560 is about 76.4921888161.

The spelling of 447560 in words is "four hundred forty-seven thousand, five hundred sixty".