4223003445 has 48 divisors (see below), whose sum is σ = 7642252800. Its totient is φ = 2237056704.

The previous prime is 4223003443. The next prime is 4223003531. The reversal of 4223003445 is 5443003224.

It is not a de Polignac number, because 4223003445 - 2¹ = 4223003443 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223003443) 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, 169372 + ... + 192698.

It is an arithmetic number, because the mean of its divisors is an integer number (159213600).

Almost surely, 2^4223003445 is an apocalyptic number.

4223003445 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4223003445 is a deficient number, since it is larger than the sum of its proper divisors (3419249355).

4223003445 is a wasteful number, since it uses less digits than its factorization.

4223003445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23496 (or 23484 counting only the distinct ones).

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

The square root of 4223003445 is about 64984.6400697888. The cubic root of 4223003445 is about 1616.3688733149.

Adding to 4223003445 its reverse (5443003224), we get a palindrome (9666006669).

The spelling of 4223003445 in words is "four billion, two hundred twenty-three million, three thousand, four hundred forty-five".