448861 has 4 divisors (see below), whose sum is σ = 512992. Its totient is φ = 384732.

The previous prime is 448859. The next prime is 448867. The reversal of 448861 is 168844.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 448861 - 2¹ = 448859 is a prime.

It is a Duffinian number.

448861 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448867) 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, 32055 + ... + 32068.

It is an arithmetic number, because the mean of its divisors is an integer number (128248).

2⁴⁴⁸⁸⁶¹ is an apocalyptic number.

It is an amenable number.

448861 is a deficient number, since it is larger than the sum of its proper divisors (64131).

448861 is an equidigital number, since it uses as much as digits as its factorization.

448861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64130.

The product of its digits is 6144, while the sum is 31.

The square root of 448861 is about 669.9708948902. The cubic root of 448861 is about 76.5662348032.

The spelling of 448861 in words is "four hundred forty-eight thousand, eight hundred sixty-one".