445043 has 8 divisors (see below), whose sum is σ = 482112. Its totient is φ = 409216.

The previous prime is 445033. The next prime is 445069. The reversal of 445043 is 340544.

It is a happy number.

445043 is nontrivially palindromic in base 14.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 445043 - 2⁶ = 444979 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 445043.

It is not an unprimeable number, because it can be changed into a prime (445033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 521 + ... + 1077.

It is an arithmetic number, because the mean of its divisors is an integer number (60264).

2⁴⁴⁵⁰⁴³ is an apocalyptic number.

445043 is a deficient number, since it is larger than the sum of its proper divisors (37069).

445043 is a wasteful number, since it uses less digits than its factorization.

445043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 445043 is about 667.1154322904. The cubic root of 445043 is about 76.3485262225.

Adding to 445043 its reverse (340544), we get a palindrome (785587).

The spelling of 445043 in words is "four hundred forty-five thousand, forty-three".