446489 has 4 divisors (see below), whose sum is σ = 447924. Its totient is φ = 445056.

The previous prime is 446477. The next prime is 446503. The reversal of 446489 is 984644.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 403225 + 43264 = 635^2 + 208^2 .

It is a cyclic number.

It is not a de Polignac number, because 446489 - 2⁴ = 446473 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 446489.

It is not an unprimeable number, because it can be changed into a prime (446189) 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, 32 + ... + 945.

It is an arithmetic number, because the mean of its divisors is an integer number (111981).

2⁴⁴⁶⁴⁸⁹ is an apocalyptic number.

It is an amenable number.

446489 is a deficient number, since it is larger than the sum of its proper divisors (1435).

446489 is an equidigital number, since it uses as much as digits as its factorization.

446489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1434.

The product of its digits is 27648, while the sum is 35.

The square root of 446489 is about 668.1983238530. The cubic root of 446489 is about 76.4311254444.

The spelling of 446489 in words is "four hundred forty-six thousand, four hundred eighty-nine".