445532 has 12 divisors (see below), whose sum is σ = 805056. Its totient is φ = 215520.

The previous prime is 445507. The next prime is 445537. The reversal of 445532 is 235544.

It is a junction number, because it is equal to n+sod(n) for n = 445498 and 445507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445537) 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, 1673 + ... + 1920.

It is an arithmetic number, because the mean of its divisors is an integer number (67088).

2⁴⁴⁵⁵³² is an apocalyptic number.

It is an amenable number.

445532 is a deficient number, since it is larger than the sum of its proper divisors (359524).

445532 is a wasteful number, since it uses less digits than its factorization.

445532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3628 (or 3626 counting only the distinct ones).

The product of its digits is 2400, while the sum is 23.

The square root of 445532 is about 667.4818349588. The cubic root of 445532 is about 76.3764791497.

The spelling of 445532 in words is "four hundred forty-five thousand, five hundred thirty-two".