448566 has 8 divisors (see below), whose sum is σ = 897144. Its totient is φ = 149520.

The previous prime is 448561. The next prime is 448597. The reversal of 448566 is 665844.

It is a happy number.

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

448566 is an admirable number.

It is a super-2 number, since 2×448566² = 402422912712, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448561) 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, 37375 + ... + 37386.

It is an arithmetic number, because the mean of its divisors is an integer number (112143).

2⁴⁴⁸⁵⁶⁶ is an apocalyptic number.

448566 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

448566 is a wasteful number, since it uses less digits than its factorization.

448566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74766.

The product of its digits is 23040, while the sum is 33.

The square root of 448566 is about 669.7506998877. The cubic root of 448566 is about 76.5494575312.

The spelling of 448566 in words is "four hundred forty-eight thousand, five hundred sixty-six".