448446 has 16 divisors (see below), whose sum is σ = 926208. Its totient is φ = 144600.

The previous prime is 448421. The next prime is 448451. The reversal of 448446 is 644844.

It is a super-2 number, since 2×448446² = 402207629832, which contains 22 as substring.

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 448446.

It is an unprimeable number.

448446 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1020 + ... + 1391.

It is an arithmetic number, because the mean of its divisors is an integer number (57888).

2⁴⁴⁸⁴⁴⁶ is an apocalyptic number.

448446 is an abundant number, since it is smaller than the sum of its proper divisors (477762).

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

448446 is a wasteful number, since it uses less digits than its factorization.

448446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2447.

The product of its digits is 12288, while the sum is 30.

The square root of 448446 is about 669.6611083227. The cubic root of 448446 is about 76.5426307735.

It can be divided in two parts, 44844 and 6, that added together give a triangular number (44850 = T₂₉₉).

The spelling of 448446 in words is "four hundred forty-eight thousand, four hundred forty-six".