448407 has 6 divisors (see below), whose sum is σ = 647712. Its totient is φ = 298932.

The previous prime is 448397. The next prime is 448421. The reversal of 448407 is 704844.

It is not a de Polignac number, because 448407 - 2¹⁴ = 432023 is a prime.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 448407.

It is not an unprimeable number, because it can be changed into a prime (448207) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 24903 + ... + 24920.

It is an arithmetic number, because the mean of its divisors is an integer number (107952).

2⁴⁴⁸⁴⁰⁷ is an apocalyptic number.

448407 is a deficient number, since it is larger than the sum of its proper divisors (199305).

448407 is a wasteful number, since it uses less digits than its factorization.

448407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49829 (or 49826 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 448407 is about 669.6319884832. The cubic root of 448407 is about 76.5404118151.

The spelling of 448407 in words is "four hundred forty-eight thousand, four hundred seven".