448447 has 4 divisors (see below), whose sum is σ = 458920. Its totient is φ = 437976.

The previous prime is 448421. The next prime is 448451. The reversal of 448447 is 744844.

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 448447 - 2¹¹ = 446399 is a prime.

It is a super-2 number, since 2×448447² = 402209423618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442447) 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, 5172 + ... + 5257.

It is an arithmetic number, because the mean of its divisors is an integer number (114730).

2⁴⁴⁸⁴⁴⁷ is an apocalyptic number.

448447 is a deficient number, since it is larger than the sum of its proper divisors (10473).

448447 is a wasteful number, since it uses less digits than its factorization.

448447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10472.

The product of its digits is 14336, while the sum is 31.

The square root of 448447 is about 669.6618549686. The cubic root of 448447 is about 76.5426876682.

The spelling of 448447 in words is "four hundred forty-eight thousand, four hundred forty-seven".