445485 has 16 divisors (see below), whose sum is σ = 755136. Its totient is φ = 223488.

The previous prime is 445477. The next prime is 445499. The reversal of 445485 is 584544.

It is not a de Polignac number, because 445485 - 2³ = 445477 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 619 + ... + 1128.

It is an arithmetic number, because the mean of its divisors is an integer number (47196).

2⁴⁴⁵⁴⁸⁵ is an apocalyptic number.

It is an amenable number.

445485 is a deficient number, since it is larger than the sum of its proper divisors (309651).

445485 is a wasteful number, since it uses less digits than its factorization.

445485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1772.

The product of its digits is 12800, while the sum is 30.

The square root of 445485 is about 667.4466270796. The cubic root of 445485 is about 76.3737933563.

The spelling of 445485 in words is "four hundred forty-five thousand, four hundred eighty-five".