445606 has 12 divisors (see below), whose sum is σ = 777708. Its totient is φ = 190932.

The previous prime is 445597. The next prime is 445619. The reversal of 445606 is 606544.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2176 + ... + 2371.

It is an arithmetic number, because the mean of its divisors is an integer number (64809).

2⁴⁴⁵⁶⁰⁶ is an apocalyptic number.

445606 is a deficient number, since it is larger than the sum of its proper divisors (332102).

445606 is a wasteful number, since it uses less digits than its factorization.

445606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4563 (or 4556 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 445606 is about 667.5372648774. The cubic root of 445606 is about 76.3807074629.

The spelling of 445606 in words is "four hundred forty-five thousand, six hundred six".