443223045 has 48 divisors (see below), whose sum is σ = 787550400. Its totient is φ = 230515200.

The previous prime is 443223043. The next prime is 443223049. The reversal of 443223045 is 540322344.

It is not a de Polignac number, because 443223045 - 2¹ = 443223043 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443223043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 368445 + ... + 369645.

It is an arithmetic number, because the mean of its divisors is an integer number (16407300).

Almost surely, 2^443223045 is an apocalyptic number.

443223045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

443223045 is a deficient number, since it is larger than the sum of its proper divisors (344327355).

443223045 is a wasteful number, since it uses less digits than its factorization.

443223045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410 (or 1407 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 443223045 is about 21052.8631069506. The cubic root of 443223045 is about 762.4431103305.

Adding to 443223045 its reverse (540322344), we get a palindrome (983545389).

The spelling of 443223045 in words is "four hundred forty-three million, two hundred twenty-three thousand, forty-five".